Table 4.

Logistic regression for association between selected predictors and No CLAI in the past 3 month (reported at month 12 visit)

Predictors	Bivariate analysis			Multivariate analysis
	Odds Ratio	95% CI	p-value	Adjusted Odds Ratio	95% CI	p-value
Socio-demographics (at baseline visit)
Age
≤ 28 years old	Ref.
> 28 years old	1.7	0.5-5.3	0.37
Education
Less than bachelor’s degree	1.9	0.2-18.7	0.56
Bachelor’s degree or higher	Ref.
Occupation
Unemployed/Student	1.1	0.2-6.6	0.93
Full-time worker	Ref.
Freelancer / Own business / Part-time worker	0.8	0.2-2.6	0.72
Monthly Income
≤ 500 USD / No salary	1.5	0.3-9.3	0.64
501-1,000 USD	Ref.
> 1,000 USD	0.8	0.2-2.6	0.69
Relationship status
Not in relationship	1.8	0.6-5.3	0.32
In relationship	Ref.
Risk Behaviors
Seek sex online
No	Ref.
Yes	1.2	0.4-3.4	0.80
Number of partners
Single partner	Ref.
Multiple partners	0.8	0.3-2.3	0.63
Number of episodes of sexual intercourse*
1-4 episodes	4.4	1.3-14.5	0.016	4.0	1.1-13.8	0.031
>4 episodes	Ref.			Ref.
Substance use (include alcohol)
No	Ref.
Yes	1.3	0.4-3.9	0.70
Attitudes
Self-perceived risk for HIV/AIDS
Mean or below (low risk)	Ref.
Above mean (high risk)	1.3	0.4-3.9	0.67
Attitudes towards condom use
Mean or below (negative attitude)	Ref.
Above mean (positive attitude)	1.3	0.4-3.9	0.67
Condom use self-efficacy
Mean or below (low efficacy)	Ref.
Above mean (high efficacy)	1.7	0.5-5.3	0.37
Behavioral intentions
Mean or below (not safe)	Ref.
Above mean (safe)	1.3	0.4-3.9	0.63
HIV/AIDS Knowledge
Mean or below (poor knowledge)	Ref.
Above mean (good knowledge)	1	0.3-2.9	0.94
Arm*
Control	Ref.			Ref.
Intervention	4.2	1.3-13.4	0.016	3.8	1.1-12.7	0.032

^*For indicated predictors that were selected into multivariate analysis (p-value ≤ 0.20)