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. Author manuscript; available in PMC: 2019 Jan 29.
Published in final edited form as: JAMA Pediatr. 2018 Dec 1;172(12):1135–1144. doi: 10.1001/jamapediatrics.2018.3074

Table 1.

Baseline Characteristics of Intervention and Control Groups

Intervention
N=694
Control
N=576
P-value
Male 325 (46.8%) 277 (48.1%) 0.65

Race/Ethnicity
 Latino 636(91.6%) 501 (87.0%) 0.06
 Black 29(4.2%) 38 (6.6%)
 White 12(1.7%) 14 (2.4%)
 Other 17 (2.5%) 23 (4.0%)

US born 608 (87.6%) 505 (87.7%) 0.97

Native English speaker 286 (41.2%) 233 (40.5%) 0.78

Grade Point Average(8thgrade) 0.001
 No transcripts 149 (21.5%) 77 (13.4%)
 A (3.5–4.0) 163 (23.5%) 120 (20.8%)
 B (2.5–3.4) 246 (35.4%) 236 (41.0%)
 C (1.5–2.4) 114 (16.4%) 120 (20.8%)
 D or lower (<1.5) 22 (3.2%) 23 (4.0%)

At least 1 parent:
 Born in US 182 (26.2%) 154 (26.7%) 0.84
 Graduated high school 375 (54.0%) 291 (50.5%) 0.21
 Full-time employed 612 (88.2%) 493 (85.6%) 0.17

Family structure 0.14
 2-parent family 579 (83.4%) 457 (79.3%)
 1-parent family 100 (14.4%) 107 (18.6%)
 Non-traditionalguardian** 15 (2.2%) 12 (2.1%)

Parenting Style 0.23
Neglectful 231 (33.3%) 190 (33.0%)
 Indulgent 116 (16.7%) 120 (20.8%)
Authoritarian 155 (22.3%) 126 (21.9%)
Authoritative 192 (27.7%) 140 (24.3%)

Student has seen parent drunk 185 (26.7%) 146 (25.5%) 0.62

Student reports parent used marijuana 13 (1.9%) 17 (3.0%) 0.20

Std. dev.= standard deviation;

*

Non-traditional guardian includes a relative (grandparent, aunt, uncle, sibling) or foster parent. Parental substance use was measured by asking participants if they have ever seen their parent drunk and if their parent had ever used marijuana.