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Table 2 Frequency distribution of sexual behaviors among young female sex workers in Dar es Salaam

From: Recruitment using respondent driven sampling, risk behaviors assessment and willingness of young female sex workers (18–25 years) in Dar Es Salaam, Tanzania to participate in HIV vaccine trials

Variables Weighted frequency % n N
(95 CI %)
Alcohol Intake    600
 Yes 76.7(0.73–0.80) 464  
 No 23.3(0.20–0.27) 136  
Alcohol intake during sex    490
 Yes 72.7(0.68–0.77) 358  
 No 27.3(0.23–0.32) 132  
Have ever used illicit drugs
 Yes 20.5(0.17–0.23) 122 596
 No 79.5(0.76–0.83) 474  
Have had anal sex
 Yes 23.7(0.20–0.27) 142 599
 No 76.3(0.73–0.80) 457  
Have had unprotected sex with an irregular client
 Yes 55.8(0.52–0.60) 334 599
 No 44.2(0.40–0-48) 265  
Having an agent for soliciting sex clients
 Yes 31(0.27–0.35) 185 597
 No 69(0.65–0.73) 412  
Having income apart from selling sex    599
 Yes 13.4(0.11–0.16) 80  
 No 86.6(0.84–0.89) 519  
Age when started to use illicit drugs for the first time    118
 10–14 years 14(0.08–0.21) 15  
 15–19 years 61(0.51–0.72) 74  
 20–25 years 25(0.16–0.33) 29  
Age at 1st sexual intercourse
 ≤ 14 years 26.4(0.23–0.30) 157 593
 > 14 years 73.6(0.70–0.77) 436  
Reported number of lifetime sex partners
 ≤ 20 11(0.09–0.14) 65 600
 > 20 89(0.86–0.91) 535  
Number of sexual clients at last day of business
 ≤ 5 70(0.66–0.73) 407 600
 > 5 30(0.27–0.34) 193  
Period of using illicit drugs in life time
 ≤ 24 months 14.5(0.11–0.17) 89 600
 > 24 months 85.5(0.83–0.89) 511  
Age when started selling sex
 10–14 years 9(0.83–0.89) 54 600
 15–19 years 80(0.77–0.83) 480  
 More than 20 years 11(0.09–0.14) 66