Skip to main content
. Author manuscript; available in PMC: 2011 Jun 1.
Published in final edited form as: Psychoneuroendocrinology. 2009 Dec 2;35(5):785–789. doi: 10.1016/j.psyneuen.2009.11.002

Table 1.

Sample Characteristics1

Total Intervention Control
Participants (N) 139 78 61
Gender (N)
 Male 81 42 39
 Female 58 36 22
Age (M, SD) 17.5 (2.4) 17.7 (2.6) 17.2 (2.1)
Ethnicity (N)
 Hispanic 23 16 7
 Anglo/Caucasian 85 47 38
 African American 9 3 6
 Native American 6 2 4
 Asian/Pacific Islander 2 2 0
 Other 13 8 5
Oral contraceptive use (N) 7 5 2
Smoked in last 12 months (N) 63 36 27
Psychiatric medication use 10 6 4
Age at parental death (M, SD) 10.4 (2.5) 10.7 (2.7) 10.1 (2.3)
Baseline risk composite .01 (.71) .014 (.82) .0057 (.55)
Internaliz. symptoms (current) 3.54 (1.4 3.53 (1.4) 3.56 (1.4)
Externaliz. Symptoms (current) 3.72 (1.1) 3.60 (1.2) 3.87 (0.90)
1

chi-square and t-tests revealed no significant group differences in any of the above demographic comparisons