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Table 1 Characteristics of HIV-1-serodiscordant couples in this study

From: Is PrEP necessary during natural conception in HIV-1-serodiscordant couples on ART with suppressed viral load? A retrospective cohort analysis

 Cohort, No. (%)P-value
PrEP group
(n = 104)
Non-PrEP group
(n = 142)
Seronegative woman
 Age, median (IQR), y28 (23, 30)27 (24, 31)0.999
 Native place  0.997
  East China31 (29.8)43 (30.3) 
  Central China11 (10.6)15 (10.6) 
  West China62 (59.6)84 (59.1) 
 Education level  0.518
  Bachelor’s degree or above46 (44.2)54 (38.0) 
  High school and vocational school17 (16.4)30 (21.1) 
  Middle school or below41 (39.4)58 (40.9) 
Seropositive man
 Age, median (IQR), y30 (26, 35)30 (27, 35)0.552
 Transmission route  0.707
  Male-to-male sexual contact85 (81.7)108 (76.1) 
  Heterosexual contact9 (8.7)15 (10.6) 
  Bisexual5 (4.8)8 (5.6) 
  Blood transmission2 (1.9)7 (4.9) 
  Unknown3 (2.9)4 (2.8) 
 Regimens  0.063
  LPV/r based3 (2.9)11 (7.8) 
  RAL based0 (0.0)1 (0.7) 
  EFV based94 (92.2)126 (88.7) 
  Others5 (4.9)4 (2.8) 
 Treatment duration (IQR), y3.5 (2.7, 4.5)4.2 (3.3, 5.7)0.003
 Baseline CD4, cell/μl543 (442, 637)560 (426, 690)0.537
  1. HIV human immunodeficiency virus, PrEP pre-exposure prophylaxis, IQR interquartile range, LPV/r lopinavir/ritonavir, RAL raltegravir, EFV efavirenz