Table 3.

Risk factors associated with Class C (persistent BV) compared to Class A (normal) using Multinomial Logistic GEE Regression

Covariates	Comparisons	Odds Ratio	95% CI	p-value
Nugent score at start of interval ($B{V}_0$)	Every unit increase in Nugent score	1.68	[1.56,1.80]	<0.0001
Indicator Variables
HIV/AIDS status	HIV+ with no symptoms vs. HIV-	1.69	[0.53,5.38]	0.38
	HIV+ with symptoms vs. HIV-	0.73	[0.22,2.43]	0.61
Age at baseline	$(\ge 20,<25)$ vs. $<20$	0.41	[0.17,1.01]	0.05
	$(\ge 25,<30)$ vs. $<20$	0.47	[0.21,1.09]	0.08
	$\ge 30$ vs. $<20$	0.52	[0.23,1.18]	0.12
Genital ulcer in past six months	yes vs. no	0.51	[0.16,1.66]	0.27
Pregnancy test o	pregnant vs. not pregnant	1.33	[0.65,2.72]	0.44
Source of bathing water	partially protected vs. protected	1.28	[0.57,2.91]	0.54
	unprotected vs. protected	2.08	[0.95, 4.56]	0.07
Current family planning use	birth control pills vs. none	0.81	[0.27,2.40]	0.70
	Injectable/Norplant vs. none	1.76	[0.95,3.24]	0.07
Sexual frequency	< median vs. no sex	1.29	[0.59,2.82]	0.53
	> median vs. no sex	1.19	[0.52,2.76]	0.68
Condom use	inconsistent vs. always use or no sex	1.53	[0.80, 2.91]	0.20
	never used vs. always use or no sex	1.31	[0.46, 3.73]	0.61
Partner’s circumcision status	circumcised vs. not	0.62	[0.37,1.04]	0.07