Table 3 A bivariable and multivariable logistic regression analysis result testing for factors associated with perinatal outcome (death/alive) among neonates delivered from preeclamptic women from 2011 to 2016 (before the effect of labor and early neonatal complication controlled)

Diastolic Blood pressure measurement (n = 231)

Less than 110 mmHg

1

1

≥ 110 mmHg

3.688(1.257–4.863)

1.606(0.034–3.177)

Manifestation of end-organ involvement

Yes

4.667 (1.332–8.001)

4.404 (1.219–6.370)

No

1

1

Gestational age at birth

< 37 completed weeks

2.547 (1.073–4.021)

1.105 (0.098–2.111)

≥ 37 completed weeks

1

1

Time lapsed from admission to initiation of MgSO₄^b (n = 139)

Less than 1 h

1

1

More than 1 h

1.254 (0.343–2.164)

2.780 (0.558–5.002)

Time lapsed from admission to initiation of antihypertensives^c (n = 101)

Less than 17 min

2.962 (0.331–5.593)

3.636 (0.231–7.014)

17–30 min

3.436 (0.479–6.392)

30 min to 1 h

2.331 (0.195–4.467)

More than or equal to 1 h

1

1

Time lapsed from admission to onset of labor^d (n = 141)

Less than 35 h

1

1

More than or equal to 35 h

1.353 (0.235–2.452)

1.951 (0.896–3.006)

Qualitative proteinuria (n = 223)

Mild proteinuria

1

1

Marked proteinuria

1.395 (0.547–2.243)

1.159 (0.113–2.091)

MgSO₄ continues 24 h after delivery (n = 210)

Yes

1

1

No

3.132 (1.048–4.168)

4.069 (0.896–6.347)

Intrapartum Fetal heart rate (n = 225)

Normal

1

1

Some abnormal records

6.328 (2.069–10.587)

4.846 (0.667–9.025)

Onset of labor

Spontaneous

1

1

Induced

5.580 (2.237–8.923)

7.477 (0.633–14.322)

Labor and early neonatal complications (n = 239)

Yes

3.454 (1.321–5.588)

4.616 (1.365–7.867)

No

1

1

Fifth minute APGAR score^a (n = 214)

0–3

13.962 (6.499–21.426)

5.046 (1.856–8.235)

4–6

7.645 (2.629–12.660)

3.112 (1.223–5.001)

7–10

1

1