Determinants of safe sexual behavior of female sex workers in Tehran: the woman, her network, and the sexual partner

Table 4 Results of multilevel ordered logistic regression models

	Model 1		Model 2		Model 3
Threshold parameters	Threshold	S.E.	Threshold	S.E.	Threshold	S.E.
Threshold 1-2	6.98	3.50	8.45	3.61	4.39	4.78
Threshold 2-3	9.22	3.51	10.72	3.62	7.13	4.80
Threshold 3-4	11.33	3.54	12.85	3.65	9.82	4.84
Threshold 4-5	17.55	3.73	18.72	3.86	16.63	5.05
Fixed effect	Coefficient	S.E.	Coefficient	S.E.	Coefficient	S.E.
Age	0.237**	0.054	0.185 **	0.049	0.15**	0.043
Educational level of FSWs	0.37	0.31	0.52!	0.29	0.21	0.25
No of supported people by FSWs	1.01	0.60	0.94!	0.55	-0.15	0.50
Age of sexual partners	0.041*	0.020	0.032	0.021	0.067**	0.022
Group mean of sexual partners’ age	-0.124	0.075	-0.102	0.069	-0.088	0.062
Educational level of sexual partners	0.83**	0.14	0.87**	0.14	0.83**	0.15
Group mean of sexual partners’ educational level	1.83**	0.40	1.10**	0.37	0.56	0.36
Frequency of sex work in the last month			-0.376**	0.089	-0.089!	0.053
HIV knowledge			0.062**	0.018	0.052*	0.022
HIV testing			-0.63	0.85	0.47	0.89
Network density					-1.26	0.77
Frequency of contact					-0.270**	0.098
Group mean of frequency of contact					0.075*	0.037
Duration of tie					-0.064**	0.012
Group mean of duration of tie					-0.014!	0.008
Intimacy					-0.50*	0.24
Group mean of intimacy					-0.64	0.43
Drug or alcohol use before or with sex					0.26	0.86
Group mean of drug or alcohol use before or with sex					-1.67	1.02
Perceived safe sex norm					0.113**	0.029
Social support					-0.60*	0.28
Level-two random effect	Variance		Variance		Variance
Intercept variance	9.89		6.64		4.69

Significance codes for fixed effects: ** p-value < 0.01, * p-value < 0.05, ! p-value < 0.10

ISSN: 1471-2458