. Author manuscript; available in PMC: 2014 Aug 14.

Published in final edited form as: Demography. 2013 Apr;50(2):725–750. doi: 10.1007/s13524-012-0150-8

Table 2.

Discrete-time logit models predicting sexual debut

	Model 1		Model 2		Model 3		Model 4
	β	RSE	β	RSE	β	RSE	β	RSE
Cumulative Number of Changes in Primary Caregiver^a	−0.018	(0.087)	0.709^***	(0.126)
Recency of Last Change in Primary Caregiver^a (none)
1–6 months ago					0.501^*	(0.226)	3.764^***	(0.626)
7–12 months ago					0.036	(0.292)	0.517	(1.293)
13+ months ago					−0.109	(0.184)	1.529^†	(0.888)
Age	0.369^***	(0.034)	0.409^***	(0.034)	0.367^***	(0.033)	0.433^***	(0.037)
Cumulative Number of Changes in Primary Caregiver^a × Age			−0.096^***	(0.022)
Recency of Last Change in Primary Caregiver^a (none) × Age
1–6 months ago × age							−0.443^***	(0.088)
7–12 months ago × age							−0.068	(0.160)
13+ months ago × age							−0.209^†	(0.109)
Age at Time of Interview	0.024	(0.037)	0.021	(0.037)	0.024	(0.037)	0.025	(0.037)
Female	−0.121	(0.118)	−0.111	(0.118)	−0.121	(0.119)	−0.124	(0.119)
In Formal School^a	−0.751^***	(0.180)	−0.810^***	(0.177)	−0.700^***	(0.174)	−0.733^***	(0.173)
Urban Residence^a	0.254^*	(0.128)	0.288^*	(0.128)	0.246^†	(0.127)	0.277^*	(0.127)
Economic Status at Time of Interview (low)
Lower middle	−0.287^†	(0.160)	−0.301^†	(0.160)	−0.310^†	(0.161)	−0.282^†	(0.160)
Upper middle	−0.413^*	(0.173)	−0.402^*	(0.172)	−0.442^*	(0.174)	−0.409^*	(0.174)
High	−0.725^***	(0.191)	−0.729^***	(0.191)	−0.731^***	(0.190)	−0.705^***	(0.190)
Intercept	−6.646^***	(0.728)	−6.842^***	(0.728)	−6.725^***	(0.725)	−7.202^***	(0.737)
N (person-months)	31,467		31,467		31,515		31,515
Log-Likelihood	−1,701.45		−1,694.09		−1,698.89		−1,687.95

Notes: RSE = robust standard errors. Comparison categories are in parentheses. Age is centered on 8, referencing the first age represented in the life history calendar.

Variable lagged by one month.

^†

p < .10;

p < .05;

^***

p < .001