Table 2

Prevalence of STDs by age group (median age 28 years)

Age ≤28 yearsAge >28 yearsTotal
(%)95% CI(%)95% CI(%)95% CI
CI = confidence interval; GC = gonorrhoea; Trichomonas* = defined as culture positive for T vaginalis, or a positive T vaginalis PCR confirmed with a second primer set.
GC41/174(24)17 to 3127/182(15)10 to 2168/356(19)15 to 24
Chlamydia32/177(18)13 to 257/184(4)2 to 839/361(11)8 to 14
Trichomonas*23/178(13)8 to 1924/185(13)8 to 1947/363(13)10 to 17