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. Author manuscript; available in PMC: 2016 Jun 8.
Published in final edited form as: Int J Psychophysiol. 2015 Sep 18;98(2 Pt 1):182–200. doi: 10.1016/j.ijpsycho.2015.09.005

Table 1.

Number of participants categorized by age group, gender, and risk group.

Age Group Gender Risk Group Total
Low-risk (LR) High-risk (HR)
12–15 years Male 70 317 387
Female 96 329 425
Total 166 646 812
16–25 years Male 64 452 516
Female 65 471 536
Total 129 923 1052
Total Male 134 769 903
Female 161 800 961
Total 295 1569 1864