Table 2

Sensitivity, specificity and DOR of Chlamydia trachomatis and Neisseria gonorrhoeae self-sampling-based tests with associated 95% CIs, I2 metric and p values

Sensitivity (95% CIs)P valueSpecificity (95% CI)P valueDOR (95% CI)I2
C. trachomatis Overall88.2 (81.9–92.6)Ref99.3 (98.9–99.5)Ref1110 (472–2220)87.6
 Sampling siteVaginal79.6 (62.1–90.3)Ref99.0 (98.2–99.5)Ref479 (124–1290)84.2
Pharyngeal92.5 (86.5–95.9)0.2099.7 (99.5–99.8) 0.02 4550 (1710–9880)0.0
Rectal93.1 (87.8–96.2) 0.01 99.4 (98.8–99.7)0.252490 (638–6770)79.0
 Study populationWomen85.0 (73.5–92.1)0.3099.3 (98.7–99.6)0.74895 (262–2260)87.1
MSM91.6 (84.9–95.5)Ref99.2 (98.8–99.4)Ref1390 (551–2940)21.0
N. gonorrhoeae Overall88.9 (84.2–92.3)0.7999.1 (98.6–99.4)0.38937 (459–1710)78.3
 Sampling siteVaginal79.9 (68.6–87.9)Ref99.1 (98.4–99.5)Ref502 (182–1120)70.8
Pharyngeal94.3 (89.6–96.9) 0.003 99.3 (97.1–99.8)0.993370 (422–12 600)70.8
Rectal91.6 (86.0–95.1) 0.01 99.2 (98.4–99.6)0.881620 (426–4340)63.8
 Study populationWomen83.5 (74.1–89.9) 0.026 99.3 (98.8–99.6) 0.033 838 (298–1890)73.6
MSM92.9 (88.1–95.9)Ref97.7 (96.9–98.3)Ref573 (307–980)46.2
  • Significant values are bolded.

  • DOR, diagnostic OR; MSM, men who have sex with men.