Table 3.

Hazard ratios from Cox proportional hazards models of marriage

Variable	Model 1 Men (N = 600)	Model 2 Women (N = 843)	Model 3 All (N = 1,443)
	HR	HR	HR
College major
STEM	1.81**	0.90	1.74**
Humanities	1.22	0.82	1.18
Social science	ref.	ref.	ref.
Education	2.12*	1.68**a,b	2.21*
Business	1.48	1.39*a,b	1.50*
Other	1.81*	1.29	1.84*
Female			1.48*
Female x major
STEM			0.53*
Humanities			0.70
Social science			ref.
Education			0.74
Business			0.93
Other			0.70
Race/ethnicity
Non-Hispanic White	ref.	ref.	ref.
Non-Hispanic Black	0.96	0.41***	0.57***
Hispanic	0.65	0.73	0.73*
Age at college completion	1.10	0.90	0.99
Lived with biological parents in 1997	1.26	1.02	1.09
Mother’s highest grade completed	0.95	1.00	0.99
Mother’s age at first birth	0.98	0.98	0.98*
Attended public university	1.04	1.22	1.15

^*p < .05;

^**p < .01;

^***p < .001

^aStatistically significant difference from STEM (p < 0.05)

^bStatistically significant difference from humanities (p < 0.05)