Table 4.

Relationship between physical, sexual and psychological violence and condom breakage among female sex workers participating in the integrated biological and behavioural survey, Benin, 2012

Type of violence	Condom breakage (%)	Univariate (unadjusted)			Multivariate (adjusted)†
		PR*	95%CI**	P-value	PR	95%CI	P-value
Physical	24.0	1.72	1.22 – 2.41	0.002	1.59	1.12 – 2.27	0.010
Sexual	25.9	1.82	1.27 – 2.61	0.001	1.72	1.20 – 2.47	0.003
Psychological	19.3	1.38	1.01 – 1.88	0.041	1.31	0.94 – 1.81	0.105
Violence score‡
0	12.9	1.00	-	-	1.00	-	-
1	16.7	1.29	0.88 – 1.88	0.193	1.24	0.83 – 1.85	0.294
2	22.6	1.74	1.12 – 2.71	0.013	1.57	1.00 – 2.48	0.054
3	27.8	2.15	1.32 – 3.49	0.002	2.04	1.26 – 3.33	0.004
P-value for trend¶	-			0.003			0.002

^†Adjusted for sex work typology, age at first paid sex, duration in sex work, number of clients and non-paying partners and literacy;

^‡Number of types of violence concurrently experienced by women;

^¶ Wald test;

^*PR, Prevalence ratio of condom breakage (at least one versus none with any sexual partner during the last seven days);

^**CI, Confidence interval.