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Table 1 Maternal demographic and clinical characteristics and their association with congenital syphilis; univariate analysis

From: Prevalence, associated factors and clinical features of congenital syphilis among newborns in Mbarara hospital, Uganda

Characteristic RPR/TPHA (%)  
Positive (n = 103) Negative (n = 2397) OR(95% CI)
Age in years
  ≤ 24 32 (31.1) 481 (20.1) 1.73 (1.12–2.69)
 25–35 63 (61.2) 1647 (68.7) REF
  > 35 8 (7.8) 269 (11.2) 0.78 (0.37–1.64)
Parity
 1 15 (14.6) 241 (10.1) 1.51 (0.85–2.66)
 2–4 76 (73.8) 1840 (76.7) REF
  ≥ 5 12 (11.6) 316 (13.1) 0.92 (0.50–1.71)
No of sexual partners in the last 1 year
  > 1 3 (2.9) 68 (2.8) 1.07 (0.33–3.46)
 declined to respond 3 (2.9) 203 (8.5) 0.36 (0.11–1.14)
 1 97 (94.2) 2123 (88.7) REF
Occupation
 Unemployed 38 (36.9) 745 (31.1) 1.26 (0.77–2.05)
 Salaried earner 18 (17.5) 544 (22.7) 0.63 (0.29–1.39)
 Business 9 (8.7) 320 (13.4) 0.84 (0.46–1.51)
 Subsistence 38 (36.9) 788 (32.9) REF
History of Genital ulcer
 No 68 (66.0) 1702 (71.2) REF
 Yes 35 (34.0) 689 (28.8) 1.27 (0.84–1.93)
History of vaginal discharge
 No 35 (34.0) 1286 (53.7) REF
 Yes 68 (66.0) 1111 (46.4) 2.24 (1.45–3.45)
History of lower abdominal pain
 No 45 (43.7) 906 (37.8) 1.28 (0.86–1.90)
 Yes 58 (56.3) 1491 (62.2) REF
History of treatment for at least one of genital ulcer, genital itch, vaginal discharge or lower abdominal pain in current pregnancy
 No 27 (26.2) 205 (8.5) 3.82 (2.41–6.06)
 Yes 76 (73.8) 2192 (91.5) REF
Antibiotic use
 No 79 (76.7) 1797 (75.0) REF
 Yes 15 (14.6) 270 (11.3) 1.26 (0.72–2.23)
  1. REF reference category, OR odds ratio, CI confidence interval