Table 2.

Effects of Recovery High School Attendance on Adolescents’ Substance Use and Academic Outcomes

Outcome	b	95% CI	d	OR
Substance Use
Days used alcohol	−2.07	[−6.56, 2.41]	−0.23
Days used marijuana	−14.38*	[−27.70, −1.06]	−0.51
Days used other drugs	−6.77†	[−14.80, 1.27]	−0.45
Abstinence	1.47*	[0.18, 2.77]		4.36
Academics
Grades	0.21	[−0.17, 0.59]	0.26
Skipping school (truancy)	0.01	[−0.65, 0.67]	0.01
Absenteeism	5.05*	[−9.55, −0.55]	−0.56

Notes. b = unstandardized regression coefficient indexing difference in means (or log odds ratios) after adjusting for propensity scores and baseline scores. d = Cohen’s d standardized mean difference effect size, estimated as the difference in adjusted means divided by unadjusted pooled standard deviation. OR = odds ratio effect size, adjusted for propensity scores and baseline scores.

^†p < .10.

^*p < .05.