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Table 3 Univariate and multivariate logistic regression of factors associated with progression of GH towards PE among pregnant women in ACSH and MGH, 2016/ 2017 (N = 240)

From: Gestational hypertension and progression towards preeclampsia in Northern Ethiopia: prospective cohort study

Variables Maternal outcome OR (95 % CI)
  GH-GH
N = 199
GH-PE
N = 41
COR (95 %CI) AOR (95 %CI)
Maternal age (year)
 < 35 168(84.4 %) 31 (75.6 %) 1  
 ≥ 35 31(15.6 %) 10 (24.4 %) 1.74 (0.79–3.9)  
Gestational age at diagnosis (week)
 < 34 56 (28.1 %) 12 (29.3 %) 2.47 ( 0.76–5.35)  
 ≥ 34 143 (71.9 %) 29 (70.7 %) 1  
Gravidity
 1 81(40.7 %) 16 (39 %) 3.68 (0.89–4.56) 3.2 (1.32–5.64)
 > 1 118(59.3 %) 25 (61 %) 1 1
Abortion
 Yes 173 (86.9 %) 19(46.3 %) 7.69(5.0-9.09)* 3.84(1.07-25.0)*
 No 26 (13.1 %) 22(53.7 %) 1 1
Previous history of GH
 Yes 3 (1.5 %) 19 (46.3 %) 28.43 (2.92–49.12)* 26.76 (3.03–49.08)*
 No 196 (98.5 %) 22 (53.7 %) 1 1
Family history of chronic hypertension
 Yes 17 (8.5 %) 3 (7.3 %) 2.13 (0.73–4.32)  
 No 182 (91.5 %) 38 (92.7 %) 1  
Hemoglobin (g/dl)
 7-<11 13 (6.5 %) 22 (53.7 %) 13.71(3.96–22.40)* 13.1(1.40-17.27)*
 >=11 186 (9.2 %) 19 (46.3 %) 1 1
  1. GH gestational hypertension, PE preeclampsia, COR Crude odds ratio, AOR Adjusted odds ratio 
  2. *P-value < 0.05