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Table 2 Risk score algorithm comprised of factors associated with NG or CT infection in symptomatic women, Kigali (N = 468)

From: Developing and validating a risk algorithm to diagnose Neisseria gonorrhoeae and Chlamydia trachomatis in symptomatic Rwandan women

  Final multivariable model Score points
aPOR 95% CI p-value  
Age
 25 or younger 2.38 1.47 3.84 <.001 2
 Older than 25 ref     
Education Level
 None/Primary 1.68 1.04 2.72 0.034 1
 Secondary/Higher ref     
Employment Status
 Full-time employment ref     
 Part-time/Student/Jobless 1.76 1.05 2.94 0.032 1
Condom use during vaginal sex in the last three months
 Always (or did not have vaginal sex) 1.06 0.40 2.84 0.906  
 Sometimes 2.51 1.52 4.14 <.001 2
 Never ref     
Genital itching
 Yes ref     
 No 2.28 1.43 3.66 0.001 2
Candida
 Positive ref     
 Negative 2.76 1.46 5.22 0.002 2
BV
 Positive 1.99 1.17 3.38 0.011 1
 Negative ref     
  1. CT Chlamydia trachomatis, NG Neisseria gonorrhoeae, aPOR adjusted prevalence odds ratio, CI confidence interval, BV bacterial vaginosis
  2. Area Under the Curve: 0.75 (95%CI: 0.70–0.79, p < 0.001)
  3. Hosmer-Lemeshow: Chi-square = 4.29, p = 0.831