Table A1.

Comparison of Subsamples, PHDCN Cohorts 12–18

Variable	Subsample: Consented to Records Search (N = 1,775)		Subsample: Did Not Consent to Records Search (N = 375)		Comparison
	Mean	SD	Mean	SD	Test Statistic	p Value
Male	0.49	0.50	0.51	0.50	0.392	.531
Age at Wave 1	14.78	2.45	15.40	2.51	19.117	< .001
Cohort Proportions
Cohort 12	0.40	0.49	0.31	0.46	10.113	.001
Cohort 15	0.33	0.47	0.31	0.46	0.227	.634
Cohort 18	0.28	0.45	0.38	0.49	15.025	< .001
Race and Ethnicity
Black	0.36	0.48	0.44	0.50	7.035	.007
Mexican	0.32	0.46	0.23	0.42	11.033	.001
Other Latino	0.13	0.33	0.14	0.35	0.424	.236
White	0.16	0.36	0.15	0.35	0.313	.576
Other race	0.04	0.19	0.05	0.21	0.554	.456
Immigrant Generation
First	0.16	0.37	0.18	0.39	0.836	.360
Second	0.28	0.45	0.21	0.41	7.450	.006
Third or higher	0.56	0.50	0.61	0.49	3.076	.079
Family
Family socioeconomic status	–0.01	1.32	–0.07	1.19	0.496	.482
Married parents	0.52	0.50	0.42	0.49	12.005	.001
Adult extended family	0.18	0.39	0.16	0.37	1.097	.295
Number of children	3.37	1.79	3.37	1.81	0.001	.980
Family control	58.22	8.79	58.45	9.42	0.185	.667
Self-Reported Criminal Offending	0.12	0.79	0.24	0.88	6.365	.012
Self-Reported Arrest, Wave 1	0.17	0.89	0.22	0.87	1.027	.311
Self-Reported Arrest, Average Across 3 Waves	0.25	0.82	0.30	1.34	0.975	.324
Neighborhood-Level Variables
Concentrated poverty	–0.12	0.72	–0.06	0.74	2.501	.114
% foreign-born	20.65	15.12	20.20	15.48	0.273	.601
Residential stability	0.02	0.98	–0.02	1.04	0.504	.478
Tolerance of deviance	0.76	0.12	0.76	0.13	1.245	.265
Collective efficacy	3.90	0.26	3.87	0.25	3.149	.076

Notes: χ² is the test statistic for comparison of dichotomous measures; the test statistic for all other comparisons is F(1, 2,149).