Research Article

Syphilis among Female Sex Workers: Results of Point-of-Care Screening during a Cross-Sectional Behavioral Survey in Burkina Faso, West Africa

Table 4

Factors associated with syphilis serological markers among female sex workers in Burkina Faso.

CharacteristicsFSW (n)Syphilis serological markers (%)Bivariate analysisMultivariate analysis
OR95% CIaOR95% CI

Age (years)
18-191183.41
20–243643.81.140.36–3.530.820
25–292455.31.590.50–5.000.422
≥303188.82.750.94–8.020.0641.180.30–4.630.805
All ages10455.6
Education level
None3249.31
Primary3775.60.570.32–1.030.0630.620.33–1.130.085
Secondary3402.10.200.09–0.47<0.0010.230.09–0. 600.002
Occupation other than sex work
Student498.21
Worker3904.10.480.15–1.500.208
Unemployed6045.70.770.26–2.270.644
Marital status
Single6254.51
Married or cohabitating1026.91.570.66–3.690.301
Divorced/separated/widowed3187.51.740.99–3.050.0540.830.40–1.720.631
Number of biological children
02772.171
13975.792.781.11–6.910.0281.690.56–5.140.351
2+3718.093.971.63–9.680.0021.260.38–4.150.706
Duration in sex work
<1 year2372.51
1–5 years5065.32.170.88–5.320.0911.040.37–2.920.933
6+ years2869.13.851.56–9.510.0041.120.38–3.310.833
Number of clients per week
1–144513.51
15–212414.61.300.59–2.840.512
22–28719.92.971.18–7.500.0211.970.73–5.260.177
29–8021911.03.341.73–6.44<0.0012.621.28–5.350.008
Has been pregnant
No1881.61
Yes8566.54.311.33–3.940.0141.680.38–7.380.493
Past 12 months consistent condom use
No4036.91
Yes6185.00.710.41–1.190.1900.650.35–1.190.163
Past 12 months STD symptoms
No5735.21
Yes4636.31.210.71–2.040.710
Past 12 months STD screening
No8296.11
Yes2133.81.200.71–2.040.478
HIV status
Negative8775.41
Positive1687.11.350.70–2.610.360
Study site
Ouagadougou3494.31
Bobo-Dioulasso35011.42.871.56–5.300.0011.740.85–3.560.130
Koudougou1151.70.390.09–1.740.2210.400.09–1.880.248
Ouahigouya1020.0
Tenkodogo1291.50.350.08–1.550.1680.190.02–1.530.120
Country of origin
Burkina Faso7095.91
Other countries3365.10.820.47–1.460.515

STD = sexually transmitted disease; OR = odds ratio; aOR = adjusted odds ratio; CI = confidence interval.