1. 77.5 91.1 89.9 88.185.1 90.1 85.7 90.3 88.4 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Among students who rode a bicycle during the past 12 months, the percentage who never or rarely wore a bicycle helmet QN8 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

2. 5.7 6.7 5.0 4.9 9.3 6.5 6.8 6.7 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who never or rarely wore a seat belt when riding in a car driven by someone else QN9 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

3. 30.1 29.9 28.1 27.4 27.3 27.5 27.2 27.8 27.5 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who rode one or more times during the past 30 days in a car or other vehicle driven by someone who had been drinking alcohol QN10 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

4. 5.8 7.1 6.9 6.7 7.1 5.7 3.7 9.0 6.4 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who drove a car or other vehicle one or more times during the past 30 days when they had been drinking alcohol QN11 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

5. 17.7 13.1 10.0 9.6 12.1 15.1 5.0 18.9 12.2 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who carried a weapon such as a gun, knife, or club on one or more of the past 30 days QN12 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

6. 4.6 3.8 3.6 2.0 4.0 4.2 0.7 6.2 3.5 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who carried a gun on one or more of the past 30 days QN13 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

7. 5.4 3.9 2.7 3.4 4.14.2 1.2 5.9 3.7 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who carried a weapon such as a gun, knife, or club on school property on one or more of the past 30 days QN14 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

8. 6.4 8.96.1 7.0 9.5 8.8 7.1 9.0 8.1 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who did not go to school on one or more of the past 30 days because they felt they would be unsafe at school or on their way to or from school QN15 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

9. 4.5 9.0 7.2 6.4 8.110.2 5.4 11.1 8.4 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who had been threatened or injured with a weapon such as a gun, knife, or club on school property one or more times during the past 12 months QN16 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

10. 28.5 33.0 25.1 27.0 33.4 35.3 23.6 38.1 31.0 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who were in a physical fight one or more times during the past 12 months QN17 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

11. 2.4 4.1 2.8 4.2 4.6 3.5 2.3 5.2 3.8 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who were in a physical fight one or more times during the past 12 months in which they were injured and had to be treated by a doctor or nurse QN18 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

12. 13.8 13.3 9.1 9.7 15.7 14.9 8.7 16.9 12.9 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who were in a physical fight on school property one or more times during the past 12 months QN19 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

13. 10.2 12.8 15.7 9.1 11.2 12.4 9.7 14.3 12.0 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who were ever hit, slapped, or physically hurt on purpose by their boyfriend or girlfriend during the past 12 months QN20 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

14. 8.9 8.3 7.0 8.4 6.6 8.4 8.1 7.6 7.8 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who had ever been physically forced to have sexual intercourse when they did not want to QN21 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

15. 13.2 15.5 11.9 11.7 13.1 19.9 14.9 15.1 15.0 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who had ever been bullied on school property during the past 12 months QN22 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

16. 29.3 30.8 26.1 32.2 31.8 29.5 35.9 24.6 30.1 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who felt so sad or hopeless almost every day for two weeks or more in a row that they stopped doing some usual activities during the past 12 months QN23 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

17. 9.7 12.7 11.3 12.8 12.2 13.4 13.7 11.4 12.6 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who seriously considered attempting suicide during the past 12 months QN24 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

18. 9.4 11.3 9.4 10.1 10.3 11.8 9.6 11.8 10.7 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who made a plan about how they would attempt suicide during the past 12 months QN25 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

19. 2.5 10.0 6.9 9.6 7.2 10.3 7.4 10.2 8.8 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who actually attempted suicide one or more times during the past 12 months QN26 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

20. 0.0 3.6 2.0 4.0 2.7 3.9 2.3 4.2 3.2 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who made a suicide attempt during the past 12 months that resulted in an injury, poisoning, or overdose that had to be treated by a doctor or nurse QN27 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

21. 41.7 45.0 47.4 40.5 42.1 37.8 37.2 45.5 41.4 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who ever tried cigarette smoking, even one or two puffs QN28 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

22. 7.3 10.6 6.7 8.7 9.8 10.4 7.2 11.3 9.3 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who smoked a whole cigarette for the first time before age 13 years QN29 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

23. 20.2 11.7 13.6 12.0 11.1 8.4 10.0 11.9 10.9 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who smoked cigarettes on one or more of the past 30 days QN30 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

24. 4.0 1.7 2.0 3.1 0.9 1.1 2.2 1.6 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who smoked cigarettes on 20 or more of the past 30 days QNFRCIG - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

25. 7.1 6.1 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Among students who reported current cigarette use, the percentage who smoked more than 10 cigarettes per day on the days they smoked during the past 30 days QN31 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

26. 10.311.4 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Among students who were less than 18 years of age and who reported current cigarette use, the percentage who usually got their own cigarettes by buying them in a store or gas station during the past 30 days QN32 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

27. 6.2 3.2 2.4 4.2 3.5 2.3 2.5 3.5 3.1 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who smoked cigarettes on school property on one or more of the past 30 days QN33 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

28. 6.7 3.7 3.4 4.8 3.3 3.0 2.9 4.2 3.6 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who ever smoked cigarettes daily, that is, at least one cigarette every day for 30 days QN34 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

29. 45.4 43.7 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Among students who reported current cigarette use, the percentage who ever tried to quit smoking cigarettes during the past 12 months QN35 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

30. 3.0 3.6 2.3 3.0 4.1 1.6 4.8 3.2 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who used chewing tobacco, snuff, or dip on one or more of the past 30 days QN36 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

31. 1.5 2.4 0.2 2.7 1.8 2.6 0.7 3.2 2.0 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who used chewing tobacco, snuff, or dip on school property on one or more of the past 30 days QN37 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

32. 13.3 9.5 8.9 11.5 8.5 7.6 6.4 11.4 9.0 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who smoked cigars, cigarillos, or little cigars on one or more of the past 30 days QN38 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

33. 24.4 13.1 15.0 12.1 12.3 10.7 10.9 13.9 12.4 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who smoked cigarettes or cigars or used chewing tobacco, snuff, or dip on one or more of the past 30 days QNANYTOB - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

34. 74.1 70.7 79.0 69.0 67.1 62.4 71.0 65.5 68.2 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who had at least one drink of alcohol on one or more days during their life QN39 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

35. 21.9 28.4 18.0 20.1 26.6 32.2 21.4 29.3 25.5 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who had their first drink of alcohol other than a few sips before age 13 years QN40 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

36. 41.8 37.8 38.1 35.8 34.6 34.0 37.1 33.4 35.2 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who had at least one drink of alcohol on one or more of the past 30 days QN41 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

37. 21.9 20.4 20.0 20.2 18.4 17.1 18.5 18.6 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who had five or more drinks of alcohol in a row, that is, within a couple of hours, on one or more of the past 30 days QN42 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

38. 41.6 46.7 44.7 37.6 35.6 47.9 31.6 40.1 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Among students who reported current alcohol use, the percentage who usually got the alcohol they drank from someone who gave it to them during the past 30 days QN43 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

39. 5.6 8.0 4.3 6.3 7.7 8.0 6.1 7.6 6.9 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who had at least one drink of alcohol on school property on one or more of the past 30 days QN44 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

40. 38.5 39.9 41.3 39.4 42.4 31.0 33.7 41.3 37.6 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who used marijuana one or more times during their life QN45 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

41. 8.7 10.1 6.2 8.0 9.8 11.8 5.8 13.1 9.6 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who tried marijuana for the first time before age 13 years QN46 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

42. 27.5 20.4 17.0 19.4 22.6 18.3 16.0 22.5 19.3 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who used marijuana one or more times during the past 30 days QN47 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

43. 13.0 8.4 3.8 5.1 11.3 8.9 5.5 9.8 7.7 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who used marijuana on school property one or more times during the past 30 days QN48 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

44. 6.6 11.0 9.7 10.7 11.3 7.6 8.5 10.8 9.7 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who used any form of cocaine, including powder, crack, or freebase one or more times during their life QN49 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

45. 1.7 4.2 3.9 2.8 4.7 3.1 3.0 4.3 3.6 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who used any form of cocaine, including powder, crack, or freebase one or more times during the past 30 days QN50 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

46. 17.0 18.4 14.0 17.3 17.9 16.9 18.9 14.916.9 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who sniffed glue, breathed the contents of aerosol spray cans, or inhaled any paints or sprays to get high one or more times during their life QN51 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

47. 5.4 4.3 3.8 3.4 5.0 2.9 1.6 5.8 3.8 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who used heroin one or more times during their life QN52 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

48. 8.4 8.2 8.5 7.7 8.5 5.1 5.5 8.5 7.1 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who used methamphetamines one or more times during their life QN53 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

49. 18.0 11.4 10.9 11.3 10.7 11.0 10.0 11.9 11.0 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who used ecstasy one or more times during their life QN54 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

50. 3.0 3.7 2.9 3.3 4.3 2.92.7 4.1 3.5 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who took steroid pills or shots without a doctor's prescription one or more times during their life QN55 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

51. 4.5 3.7 3.5 3.2 3.7 2.7 2.3 4.0 3.2 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who used a needle to inject any illegal drug into their body one or more times during their life QN56 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

52. 37.3 41.1 34.5 35.8 43.5 41.1 36.0 42.8 39.5 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who were offered, sold, or given an illegal drug by someone on school property during the past 12 months QN57 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

53. 29.3 42.1 60.0 39.0 37.5 26.3 32.6 44.2 38.3 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who ever had sexual intercourse QN58 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

54. 5.1 5.6 3.7 4.1 6.1 5.4 1.7 8.6 5.1 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who had sexual intercourse for the first time before age 13 years QN59 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

55. 9.9 9.5 14.4 9.6 8.6 5.7 4.1 14.0 8.9 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who had sexual intercourse with four or more people during their life QN60 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

56. 22.2 28.7 44.4 28.4 24.9 13.8 23.2 28.1 25.6 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who had sexual intercourse with one or more people during the past three months QN61 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

57. 18.8 19.2 12.7 23.9 18.7 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Among students who had sexual intercourse during the past three months, the percentage who drank alcohol or used drugs before last sexual intercourse QN62 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

58. 59.7 55.3 53.8 66.6 60.5 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Among students who had sexual intercourse during the past three months, the percentage who used a condom during last sexual intercourse QN63 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

59. 7.8 12.0 8.2 7.5 7.8 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Among students who had sexual intercourse during the past three months, the percentage who used birth control pills to prevent pregnancy before last sexual intercourse QN64 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

60. 11.5 19.9 21.3 18.7 16.9 19.5 21.7 16.7 19.1 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who were overweight (i.e., at or above the 85th percentile but below the 95th percentile for body mass index, by age and sex)** **QNOWT - Weighted Data - Based on reference data from the 2000 CDC Growth Charts. *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

61. 10.5 15.7 13.2 13.4 13.2 15.6 7.1 20.3 14.1 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who were obese (i.e., at or above the 95th percentile for body mass index, by age and sex)** **QNOBESE - Weighted Data - Based on reference data from the 2000 CDC Growth Charts. *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

62. 30.7 34.4 38.3 39.6 28.0 30.4 37.2 29.3 33.1 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who described themselves as slightly or very overweight QN65 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

63. 44.6 53.3 48.8 56.1 49.3 51.5 61.9 41.5 51.4 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who were trying to lose weight QN66 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

64. 65.0 62.9 60.0 62.4 60.8 66.7 65.5 60.4 62.9 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who exercised to lose weight or to keep from gaining weight during the past 30 days QN67 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

65. 40.4 38.0 35.6 40.0 39.1 37.0 45.5 30.8 37.9 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who ate less food, fewer calories, or foods low in fat to lose weight or to keep from gaining weight during the past 30 days QN68 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

66. 7.1 11.9 8.4 10.3 13.7 10.5 12.1 9.6 10.8 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who went without eating for 24 hours or more to lose weight or to keep from gaining weight during the past 30 days QN69 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

67. 2.3 6.7 6.5 7.4 5.4 6.8 6.2 6.5 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who took any diet pills, powders, or liquids without a doctor's advice to lose weight or to keep from gaining weight during the past 30 days QN70 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

68. 6.0 7.6 5.9 7.3 8.9 6.0 7.2 6.8 7.0 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who vomited or took laxatives to lose weight or to keep from gaining weight during the past 30 days QN71 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

69. 81.5 80.4 82.1 83.4 79.6 80.9 80.8 81.9 81.3 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who drank 100% fruit juices one or more times during the past seven days QN72 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

70. 94.6 90.0 93.9 90.0 89.0 89.1 92.0 88.3 90.1 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who ate fruit one or more times during the past seven days QN73 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

71. 68.6 51.0 58.7 54.0 51.9 50.6 56.5 50.2 53.2 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who ate green salad one or more times during the past seven days QN74 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

72. 69.3 57.3 60.9 56.4 58.0 55.3 61.7 58.6 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who ate potatoes one or more times during the past seven days QN75 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

73. 60.5 53.0 59.3 52.5 47.9 52.9 52.6 52.5 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who ate carrots one or more times during the past seven days QN76 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

74. 88.1 76.0 81.5 75.7 79.5 79.1 76.9 77.9 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who ate other vegetables one or more times during the past seven days QN77 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

75. 22.6 20.0 19.8 18.8 20.7 18.9 17.2 21.8 19.5 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who ate fruits and vegetables five or more times per day during the past seven days QNFRVG - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

76. 37.7 35.7 37.4 38.3 34.2 32.0 34.8 35.0 34.8 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who ate fruits two or more times per day during the past seven days QNFRUIT - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

77. 14.4 11.0 14.3 10.3 11.4 9.9 9.6 12.5 11.1 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who ate vegetables three or more times per day during the past seven days QNVEG - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

78. 18.6 24.1 21.5 18.8 19.0 25.9 20.8 22.8 21.7 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who drank a can, bottle, or glass of soda or pop one or more times per day during the past seven days QN78 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

79. 6.3 9.9 10.1 7.5 10.0 9.9 6.7 12.0 9.4 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who drank three or more glasses per day of milk during the past seven days QN79 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

80. 47.2 37.633.7 35.8 42.0 43.0 31.9 46.8 39.5 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who were physically active for a total of at least 60 minutes per day on five or more of the past seven days QN80 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

81. 31.2 39.9 42.6 36.0 37.8 41.6 38.7 40.4 39.5 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who watched three or more hours per day of TV on an average school day QN81 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

82. 26.8 26.3 22.7 24.3 25.1 32.5 25.5 28.1 26.8 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who played video or computer games or used a computer for something that was not school work three or more hours per day on an average school day QN82 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

83. 73.3 58.2 27.5 34.1 74.7 85.6 58.4 63.4 60.9 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who attended physical education (PE) classes on one or more days in an average week when they were in school QN83 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

84. 56.8 39.8 15.5 26.2 57.9 54.6 41.1 43.1 42.1 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who attended physical education (PE) classes daily in an average week when they were in school QNDLYPE - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

85. 54.4 52.6 46.4 50.1 56.8 54.3 43.1 61.8 52.7 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who played on one or more sports teams during the past 12 months QN84 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

86. 87.0 84.2 87.6 89.7 84.8 80.7 87.5 82.9 85.0 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who had ever been taught in school about AIDS or HIV infection QN85 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

87. 33.0 17.7 16.7 20.7 20.9 19.3 17.7 21.0 19.6 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who had ever been told by a doctor or nurse that they had asthma QN86 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

88. 16.7 5.4 4.1 6.6 7.5 7.8 7.3 6.3 6.8 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who had been told by a doctor or nurse that they had asthma and who still have asthma QN87 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

89. 24.8 10.8 14.7 12.3 10.6 9.5 10.6 12.2 11.5 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who have taken a prescription drug (such as OxyContin, Percocet, Vicodin, Adderall, Ritalin, or Xanax) without a doctor's prescription one or more times during their life QN88 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

90. 11.7 5.0 5.2 4.3 5.4 4.7 4.4 5.5 5.0 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who have taken a prescription drug (such as OxyContin, Percocet, Vicodin, Adderall, Ritalin, or Xanax) without a doctor's prescription one or more times during the past 30 days QN89 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

91. 12.5 7.7 5.7 7.4 10.6 6.2 6.7 8.3 7.7 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who have taken over-the-counter drugs to get high one or more times during their life QN90 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

92. 5.3 3.5 2.3 2.9 5.4 2.1 2.7 3.8 3.3 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who have taken over-the-counter drugs to get high one or more times during the past 30 days QN91 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

93. 7.8 4.5 5.1 4.6 4.3 3.1 5.8 2.7 4.2 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who have had sexual contact with females and males during their life QN92 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

94. 7.6 8.3 7.2 4.8 11.3 6.0 9.6 5.0 7.4 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Percentage of students who describe themselves as gay or lesbian or bisexual QN93 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.

95. 31.2 0 20 40 60 80 100 TotalMaleFemale 9th10th11th12thBlack*Hispanic/ Latino White* Los Angeles High School Survey Among students who currently have asthma, the percentage who went to an emergency room or urgent care center because of their asthma one or more times during the past 12 months QN94 - Weighted Data *Non-Hispanic. Missing bars indicate less than 100 students in the subgroup.