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The Health of Children Yvonne Kelly Department of Epidemiology and Public Health, UCL.

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Presentation on theme: "The Health of Children Yvonne Kelly Department of Epidemiology and Public Health, UCL."— Presentation transcript:

1 The Health of Children Yvonne Kelly Department of Epidemiology and Public Health, UCL

2 Topics covered General health, longstanding and acute illness, respiratory symptoms, accidents, prescribed drugs, psychological well-being Diet, physical activity, smoking, alcohol Anthropometry, lung function, blood pressure, cotinine

3 Birthweight and health Reduced birth weight and health in childhood Psychological aspects of health – cognitive function, academic success and behaviour Highly selected groups of low weight babies Specific relationship between birth outcome and behaviour unclear

4 Hypotheses under test 1.Birthweight and social factors exert independent effects on childhood behavioural outcomes. 2.The birthweight effect is potentially modifiable.

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6 Social class Family structure Smokers in household Mothers current smoking status Maternal GHQ 12 score Maternal age

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11 Adjusted OR and 95% CI for the effect of birthweight & social factors on total difficulties (n=5181)

12 Adjusted OR and 95% CI for the effect of birthweight & social factors on hyperactivity (n=5181)

13 Adjusted OR and 95% CI for the effect of birthweight & social factors on peer (n=5181)

14 Adjusted OR and 95% CI for the effect of birthweight & social factors on conduct problems (n=5181)

15 Prevalence of high total difficulties score by birthweight tertile and social class

16 Prevalence of hyperactivity by birthweight tertile and social class

17 Prevalence of peer relationship problems by birthweight tertile and social class

18 Conclusions Birthweight and social factors have important influences on behaviour in children The birthweight effect is influenced by social environment - advantaged background might protect against problems whilst disadvantaged increases the risk of problems regardless of birthweight


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