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Table 1 Distribution of baseline socio-demographic characteristics by follow up cervical cytology outcome of women with normal cervical cytology category at first CCS in an opportunistic screening program in Jos, Nigeria (N = 1599)

From: HIV and development of epithelial cell abnormalities in women with prior normal cervical cytology in Nigeria

Variable Normal cytology (NILM) Abnormal cytology (ECA) p-value
Patient-reported HIV (N = 1556)
 Not infected 1272 (84.9) 227 (15.1) 0.894
 Infected 48 (84.2) 9 (15.8)  
Mean follow up time in yrs (Mean ± SD)
Median follow up time in yrs (IQR) 2.4 ± 1.6 2.3 ± 1.6 0.383a
  2.0 (1.2–3.1) 1.9 (1.1–2.9)  
Mean Age at first CCS (Mean ± SD) 38.8 ± 7.9 41.9 ± 8.6 0.001a
Age at first CCS (N = 1599)
  < 35 years 422 (90.6) 44 (9.4) 0.001
  ≥ 35 years 934 (82.4) 199 (17.6)  
Age at first sex (N = 1565)
  < 20 years 496 (83.8) 96 (16.2) 0.451
  ≥ 20 years 829 (85.2) 144 (14.8)  
Parity (N = 1488)
  < 3 426 (90.4) 45 (9.6) 0.001
  ≥ 3 830 (81.6) 187 (18.4)  
Total life-time Sex partners (N = 1575)
  < 3 928 (84.3) 173 (15.7) 0.364
  ≥ 3 408 (86.1) 66 (13.9)  
History of Smoking (ever) (N = 1590)
 No 1339 (84.8) 241 (15.2) 0.536b
 Yes 9 (90.0) 1 (10.0)  
History of Alcohol (ever) (N = 1581)
 No 1261 (84.5) 232 (15.5) 0.101
 Yes 80 (90.9) 8 (9.1)  
Reported history vaginal infection (N = 1560)
 No 199 (80.6) 48 (19.4) 0.043
 Yes 1124 (85.6) 189 (14.4)  
Ever diagnosed with STI (N = 1228)
 No 908 (84.9) 161 (15.1) 0.844
 Yes 136 (85.5) 23 (14.5)  
  1. aStudent’s t-test and Pearson’s Chi-Square. bFisher’s Exact. Percent in parenthesis, SD standard deviation, IQR interquartile range. Due to incomplete responses, some of the variables may not add to the total sample of N = 1599)