Prevalence and Assessment of Clinical Management of Sexually Transmitted Infections among Female Sex Workers in Two Cities of India

Table 2

Performance of FSWs’ vaginal discharge flowchart against gold standard laboratory tests.

Pathogen	No. of infected based on laboratory tests	No. of correctly diagnosed by flowchart	Sensitivity (%)	Specificity (%)	Positive predictive value (%)	Negative predictive value (%)
Neisseria gonorrhoeae	59	40	67.8	43.0	16.4	89.0
Chlamydia trachomatis	67	46	68.7	43.4	18.9	87.9
Cervical infections (GC/CT)	109	76	69.7	45.5	31.2	80.9
Bacterial vaginosis	281	168	59.8	35.7	69.4	26.6
Trichomonas vaginalis	124	78	62.9	43.6	33.5	72.3
Candida spp.	85	62	72.9	42.6	25.4	85.4
Vaginal infections (BV/TV/Can)	308	188	61.0	41.9	81.4	20.5