Table 3.

Differences in primary and control variables by reinfection status across 36 months of follow-up assessment (N = 556).

Study variables	Reinfection over follow-up (n = 86 )	No reinfection over follow-up (n = 470 )	Test statistic	p
Primary predictor
SES-related riskb	1.92 (1.56)	1.47 (1.56)	−2.45	.015
Baseline controls
Ageb	17.26 (1.61)	17.66 (1.71)	2.02	.044
Intervention groupa	37 (43.0%)	238 (50.6%)	1.69	.194
Smokes cigarettesa	15 (17.4%)	67 (14.3%)	0.59	.444
History of alcohol usea	65 (75.6%)	367 (78.1%)	0.26	.608
History of marijuana usea	58 (67.4%)	339(72.1%)	0.78	.377
Mental and physical healthb	2.69 (5.22)	2.85 (5.80)	0.16	.873
Interpersonal stressb	25.80 (13.87)	28.52(13.07)	1.75	.080
Coping (negative coping)b	19.81 (4.07)	19.19 (4.56)	−1.20	.230
History of douchinga	32 (37.2%)	196 (41.7%)	0.61	.436
Boyfriend statusa	74 (86.0%)	366 (78.0%)	2.94	.110
Consistent condom use (past 6 mo.)a	7 (8.1%)	55 (11.7%)	0.93	.335
Proportion condom use (past 6 mo.)b	0.48 (0.34)	0.49 (0.36)	0.37	.713
Lifetime number of sexual partnersb	7.76 (12.16)	8.52 (13.63)	0.49	.628
STI at baselinea	27 (31.4%)	81 (17.2%)	9.32	.002

Note:

^aChi-square is test statistic and frequency (percent) are reported,

^bt-test is the test statistic and mean (standard deviation) are reported