Table 4.

Sex-stratified propensity score models predicting likelihood of hourly status, adjusted for plant location and decade of hire to account for secular hiring trends.

	Male employees (n = 12,602) (9,280 hourly)		Female employees (n = 2,016) (793 hourly)
	Odds Ratio	95% Wald Confidence Limits	Odds Ratio	95% Wald Confidence Limits
Family:
Single, no child	(ref)		(ref)
Single parent	1.67	(1.20 – 2.32)	2.02	(1.37–2.97)
Partner, child	0.68	(0.56–0.83)	1.04	(0.77–1.41)
Partner, no child	1.01	(0.82–1.24)	0.99	(0.71–1.39)
Height tertile (by sex):
Tall	0.67	(0.57–0.80)	1.37	(0.92–2.04)
Medium	0.76	(0.63 – 0.92)	1.46	(0.95–2.26)
Short	1.00	(ref)	1.00	(ref)
Age at hire (years)	1.02	(1.01 – 1.03)	1.04	(1.02–1.06)
Education:
High school or less	5.95	(5.15–6.87)	4.24	(2.98–6.03)
More than high school	1.00	(ref)	1.00	(ref)
Race/ ethnicity:
African-American	1.89	(1.53 – 2.33)	2.86	(1.96–4.17)
Hispanic	1.40	(1.08 – 1.83)	1.72	(0.85–3.49)
C aucasian	1.00	(ref)	1.00	(ref)
	c = 0.819		c = 0.881