From: Circulating angiogenic factors and HIV among pregnant women in Zambia: a nested case–control study
Characteristic | N | HIV- | N | HIV + | p-value* |
---|---|---|---|---|---|
% or Median (IQR) | % or Median (IQR) | ||||
Age, years | 53 | 27 (24—31) | 57 | 29 (24—34) | 0.20 |
< 20 | 2 | 3.77 | 2 | 3.51 | 0.95 |
20–34 | 42 | 79.25 | 44 | 77.19 | |
≥ 35 | 9 | 16.98 | 11 | 19.30 | |
Missing | 4 | 0 | |||
Marital status | > 0.99 | ||||
Not married and not cohabiting | 6 | 10.53 | 6 | 10.53 | |
Married or cohabiting | 51 | 89.47 | 51 | 89.47 | |
Missing | 0 | 0 | |||
BMI, kg/m2 | 56 | 25.83 (21.09—29.57) | 55 | 23.87 (21.45—28.32) | 0.20 |
< 18.5 | 3 | 5.36 | 5 | 9.09 | 0.64 |
18.5—30.0 | 40 | 71.43 | 40 | 72.73 | |
> 30 | 13 | 23.21 | 10 | 18.18 | |
Missing | 1 | 2 | |||
Gestational age at specimen collection, weeks | 57 | 12.71 (10.71—14.86) | 57 | 12.57 (10.43—14.86) | 0.90 |
< 14, weeks | 36 | 63.16 | 36 | 63.16 | 1.00 |
≥ 14 | 21 | 36.84 | 21 | 36.84 | |
Parity | 57 | 1 (0—2) | 57 | 2 (1—3) | > 0.01 |
Nulliparous | 23 | 40.35 | 5 | 8.77 | > 0.01 |
Parous | 34 | 59.65 | 52 | 91.23 | |
Prior PTB among parous, n = 86 | |||||
no prior PTB | 14 | 41.18 | 31 | 59.62 | 0.09 |
≥ 1 prior PTB | 20 | 58.82 | 21 | 40.38 | |
Prior stillbirth among parous, n = 86 | |||||
no prior SB | 24 | 72.73 | 41 | 85.42 | 0.20 |
≥ 1 prior SB | 9 | 27.27 | 7 | 14.58 | |
Missing | 1 | 4 | |||
Blood pressure at enrollment | |||||
Normotensive | 53 | 94.64 | 52 | 92.86 | 0.70 |
Hypertensive | 3 | 5.36 | 4 | 7.14 | |
Missing | 1 | 1 | |||
Syphilis at enrollment | |||||
Non-reactive | 53 | 94.64 | 49 | 87.50 | 0.20 |
Reactive | 3 | 5.36 | 7 | 12.50 | |
Missing | 1 | 1 | |||
Hemoglobin at enrollment, mg/dL | 47 | 12 (12—13) | 45 | 12 (11—13) | 0.50 |
≥ 11 | 45 | 95.74 | 38 | 84.44 | 0.07 |
< 11 | 2 | 4.26 | 7 | 15.56 | |
Missing | 10 | 12 | |||
Malaria at enrollment | |||||
Negative | 41 | 100.00 | 49 | 98.00 | 0.40 |
Positive | 0 | 0.00 | 1 | 2.00 | |
Missing | 16 | 7 | |||
Urinalysis at enrollment | |||||
Normal | 52 | 92.86 | 51 | 89.47 | 0.50 |
Abnormala | 4 | 7.14 | 6 | 10.53 | |
Missing | 1 | 0 |