Research Article
Comparison of RPR and ELISA with TPHA for the Diagnosis of Syphilis: Implication for Updating Syphilis Point-of-Care Tests in Ethiopia
Table 1
The detection of syphilis by Randox-TPHA reactivity among study participants at University of Gondar Hospital, 2015–2016.
| Demography | Total (%) | Randox-TPHA Positive (%) | Randox-TPHA Negative (%) | COR (95% CI) | AOR (95% CI) |
| Gender | Male | 84 (52.5) | 33 (39.3) | 51 (60.7) | 1.11 (0.58–2.10) | 1.15 (0.59–2.25) | Female | 76 (47.5) | 28 (36.8) | 48 (63.2) | 1 | 1 1111111 | Age (years) | 20–30 | 121 (75.6) | 48 (39.7) | 73 (60.3) | 0.76 (0.35–1.66) | 0.75 (0.34–1.67) | 31–40 | 36 (22.5) | 12 (33.3) | 24 (66.7) | 1 | 1 | ≥41 | 3 (1.9) | 1 (33.3) | 2 (66.7) | N/A N/N/A | N/A | Residence | Urban | 53 (33.1) | 19 (35.8) | 34 (64.2) | 0.86 (0.44–1.71) | 0.90 (0.44–1.83) | Rural | 107 (66.9) | 42 (39.3) | 65 (60.7 | 1 | 1 |
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N/A: not considered during analysis; TPHA: T. pallidum hemagglutination assay; COR: crude odds ratio; AOR: adjusted odds ratio; CI: confidence interval; %: percent.
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