Table 3

 Time trends in sexual behaviour and STI/HIV prevalence among male clients of female sex workers: Abomey-Bohicon, Parakou and Porto-Novo, 2002–2005

Abomey-Bohicon. Parakou. Porto-Novo20022005p value*
p value: chi square test; *Student t test. †total sample size for each round: denominators for specific variables vary due to incomplete data, as in some cases men left before the interview was finished or chose not to answer specific questions. Denominators for biological assays are higher than those for interview, since some men gave a a urine sample before having sex with an FSW, and then left after having had sex, having decided not to give an interview; ‡had sex with in last year; §had sex with in last 3 months.
NC, variables not directly comparable (significance testing not carried out)
Commercial sex partners(n = 297)†(n = 343)†
    Frequency visit FSW/year: mean (median)10.8 (7)14.8 (8)<0.001*
    Condom used last sex act with FSW49.0%95.9%<0.001
    Consistent condom use with FSW41.8%79.4%<0.001
Non-commercial sex partners
    Is married or has a regular girlfriend86.5%‡70.8%§NC
    Consistent condom use with regular partner22.5%19.9%0.76
    Has casual (non-FSW) sex partners34.1%‡26.6%§NC
    Condom used in last sex act with casual partner41.5%68.2%<0.001
    Consistent condom use with casual partners26.6%52.3%<0.001
HIV/STI prevalence(n = 311)†(n = 341)†
    Neisseria gonorrhoeae3.5%0.59%0.03
    Chlamydia trachomatis4.8%1.8%0.047