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Dennis K. Wasko, PhD, Stephan G. Bullard, PhD 

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1 An Analysis of Media-Reported Venomous Snakebites in the United States, 2011–2013 
Dennis K. Wasko, PhD, Stephan G. Bullard, PhD  Wilderness & Environmental Medicine  Volume 27, Issue 2, Pages (June 2016) DOI: /j.wem Copyright © 2016 Wilderness Medical Society Terms and Conditions

2 Figure 1 Age distribution of all reported snakebite victims for cases in which exact victim age was reported (n = 198). Wilderness & Environmental Medicine  , DOI: ( /j.wem ) Copyright © 2016 Wilderness Medical Society Terms and Conditions

3 Figure 2 Approximate geographic locations of 294 snakebite cases for which location could be determined to at least the county level. Both legitimate and illegitimate bites are included, but not those occurring under captive conditions (such as from pets). Wilderness & Environmental Medicine  , DOI: ( /j.wem ) Copyright © 2016 Wilderness Medical Society Terms and Conditions

4 Figure 3 Proportion of legitimate (open bars) and illegitimate (striped bars) snake bites occurring to males (gray bars) and females (white bars) across 3 age classes, for cases in which all 3 factors were known (n = 249). Sex and bite legitimacy were significantly associated (Fisher’s exact test, P ≤ .05) for data pooled across all age classes, and within age classes where marked with an asterisk (*). Wilderness & Environmental Medicine  , DOI: ( /j.wem ) Copyright © 2016 Wilderness Medical Society Terms and Conditions

5 Figure 4 Legitimacy and location on the body of reported snakebite cases for which both could be determined (n = 234). Two outliers (1 illegitimate captive-care bite to the chest and 1 legitimate bite to the head) are excluded. Distribution of bite locations differed significantly between legitimate (black bars) and illegitimate (gray bars) bites (Fisher’s exact test, P ≤ .001). Wilderness & Environmental Medicine  , DOI: ( /j.wem ) Copyright © 2016 Wilderness Medical Society Terms and Conditions

6 Figure 5 Monthly distribution of all snakebite cases, when included in report (n = 304). Both captive (black bars) and natural (gray bars) bites are shown. Wilderness & Environmental Medicine  , DOI: ( /j.wem ) Copyright © 2016 Wilderness Medical Society Terms and Conditions

7 Figure 6 Type of snake responsible for bite, when included in report (n = 305). Cases in which snake type was specifically reported as unknown are included, but not cases in which snake identity was simply unaddressed. Wilderness & Environmental Medicine  , DOI: ( /j.wem ) Copyright © 2016 Wilderness Medical Society Terms and Conditions


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