Accuracy of Curable Sexually Transmitted Infections and Genital Mycoplasmas Screening by Multiplex Real-Time PCR Using a Self-Collected Veil among Adult Women in Sub-Saharan Africa
Table 2
Prevalences of common curable sexually transmitted infections (group I) and commensal mycoplasmas (apart from M. genitalium) (group II) in the genital tract of 251 adult women living N’Djamena, Chad, and recruited from the community.
All study women (N=251) whatever the collection methods n (%)
Veil-based self-collection n (%) [95% CI]
Swab-based clinician-collection n (%) [95% CI]
P
Group I: Curable sexually transmitted bacteria
Chlamydia trachomatis
3 (1.2)
3 (1.2) [0.0-2.5]
2 (0.8) [0.0-1.9]
1.0
Neisseria gonorrhoeae
1 (0.4)
1 (0.4) [0.0-1.2]
1 (0.4) [0.0-1.2]
1.0
Mycoplasma genitalium
4 (1.6)
4 (1.6) [0.04-3.1]
4 (1.6) [0.04-3.1]
1.0
Trichomonas vaginalis
1 (0.4)
1 (0.4) [0.0-1.2]
1 (0.4) [0.0-1.2]
1.0
At least 1 curable STI
7 (2.8)
7 (2.8) [0.0-1.9]
6 (2.4) [0.5-4.3]
1.0
At least 2 curable STIs
2 (0.8)
2 (0.8) [0.0-1.9]
2 (0.8) [0.0-1.9]
1.0
Group II: Commensal mycoplasmas
Mycoplasma hominis
34 (13.5)
30 (11.9) [7.9-15.9]
26 (10.4) [6.6-14.1]
0.7
Ureaplasma urealyticum
37 (14.7)
36 (14.3) [10.1-18.7]
28 (11.2) [7.2-15.1]
0.3
Ureaplasma parvum
115 (45.8)
111 (44.2) [38.1-50.4]
107 (42.6) [36.5-48.7]
0.8
At least 1 commensal mycoplasma
150 (59.7)
144 (57.4) [51.2-63.5]
134 (53.4) [47.2-59.6]
0.9
At least 2 commensal mycoplasmas
34 (13.5)
30 (11.9) [7.3-15.1]
21 (8.4) [5.6-12.7]
0.9
The frequency of each variable is presented with their 95% confidence interval in brackets. Statistical comparisons were assessed by McNemar test for paired data. CI: confidence interval; STI: sexually transmitted infection.
