Table 1

Syphilis infection observed between 1995 and 1998 among pregnant women, Bobo-Dioulasso, Burkina Faso*

No of womenPrevalence (%)95% CI
2 for trend from 1995 to 1998: 3.347, p value = 0.07.
199521470.420.19–0.79
199624860.280.11–0.58
199739460.130.04–0.29
199823960.210.07–0.48
Total10 9800.240.15–0.35