. Author manuscript; available in PMC: 2015 Aug 1.

Published in final edited form as: J Exp Psychol Gen. 2014 Apr 28;143(4):1627–1648. doi: 10.1037/a0036717

Table 3.

Odds ratios from discrete-time survival analysis of sexual initiation

Variable	Model
Variable	Baseline	Covariate	Curriculum	Full	Reduced
Interval 2	1.32	1.36	1.36	2.50	1.37
Interval 3	2.04^*	2.13^*	2.13^*	4.28	2.15
Interval 4	4.11^***	4.34^***	4.33^***	15.31^***	9.12^***
Arizona		0.81	0.84	0.83	0.83
New York		1.53	1.50	1.52	1.51
Age		1.07	1.06	1.06	1.06
Hispanic		1.29	1.29	1.30	1.30
African-American		1.81^*	1.78^*	1.81^*	1.80^*
Female		0.83	0.84	0.84	0.84
RTR			1.16	3.20	1.69
RTR+			0.94	2.75	1.52
Interval 2 X RTR				0.54
Interval 2 X RTR+				0.43
Interval 3 X RTR				0.36
Interval 3 X RTR+				0.49
Interval 4 X RTR				0.21	0.40
Interval 4 X RTR+				0.16^*	0.29^*

Note. Reference for interval 2–4: interval 1; reference for Site = Texas; reference for Ethnicity = White/other; reference for curriculum = Control.

p<.05,

^***

p<.001