Table 3 Association between sexual encounters with partners met on the internet and infection with Chlamydia trachomatis (Ct) and Neisseria gonorrhoeae (GC), stratified by sexual orientation, among patients attending the Denver Metro Health (STD) Clinic, Denver, Colorado, 2006–2008
MSM (n = 1473)MSW (n = 7835)Women (n = 5647)
RR (95% CI)RR (95% CI)RR (95% CI)
Unadjusted estimate
Sex with internet partner
    <4 months1.12 (0.84 to 1.49)0.58 (0.39 to 0.87)0.71 (0.39 to 1.29)
    >4 months/never1.0 (ref)1.0 (ref)
Adjusted estimate
Sex with internet partner
    <4 months0.66 (0.44 to 0.98)*0.81 (0.45 to 1.48)†
    >4 months/never1.0 (ref)1.0 (ref)
  • *Adjusted for race and number of partners last 3 months; †adjusted for race.

  • MSM, men who have sex with men; MSW, men who have sex with women; RR, risk ratio.