Table 2.

Association of perinatal mortality with selected laboratory findings, treatment modalities, and outcome among women with hypertensive disorders of pregnancy, Ethiopia, 2008–2013.

Variables*	Total	Perinatal deaths (%)	Crude HR (95% CI)	Adjusted**  HR (95% CI)
Hemoglobin level (gm/dL)
<10.0	158	36.1	1.0 (0.71–1.51)
10–11.9	255	26.7	0.7 (0.51–1.00)
≥12	602	32.7	1
Platelet count in mm3
<100	223	47.5	2.3 (1.66–3.31)†	1.5 (0.83–2.85)
≥100	792	27.3	1	1
Proteinuria (qualitative)
Insignificant	266	27.1	1
Significant	749	30.4	1.2 (0.89–1.68)
Highest creatinine (gm/dL)
<1.0	494	26.3	1	1
1.0+	521	36.8	1.5 (1.05–2.03)¥	0.8 (0.51–1.39)
Highest SGOT (IU/microl)
<2-fold raise	689	24.5	1	1
≥2-fold raise	326	46.9	2.9 (1.96–4.22)†	2.3 (1.30–3.91)‡
Antihypertensive drug given
Yes	811	32.8	1
No	204	27.5	0.8 (0.55–1.11)
Anticonvulsant drug given
MgSO4	641	30.6	1
Diazepam	374	33.7	1.1 (0.81–1.41)
Labor onset
Spontaneous	331	26.3	2.3 (1.49–3.78)†	0.7 (0.25–2.07)
Induced	504	41.1	4.9 (3.16–7.49)†	1.6 (0.69–3.81)
Direct C/S	180	15.6	1	1
Mode of delivery
Vaginal	625	41.1	4.5 (3.32–6.13)†	5.3 (2.93–9.54)†
Caesarean section	485	13.4	1	1
Birth weight (kg)
<2.5	545	42.7	4.1 (3.02–5.45)†	4.3 (2.56–7.23)†
2.5+	565	15.7	1	1
Maternal outcome
Alive on discharge	964	29.0	1	1
Dead	51	82.3	7.1 (3.79–13.38)†	12.8 (2.99–54.49)‡

^¥ P < 0.05; ^‡ P = 0.001; ^† P < 0.0001. ^*All variables describe the mother's condition except mode of delivery and birth weight. ^**Adjusted for platelet count, creatinine level, SGOT level, labor onset, mode of delivery, birth weight, and maternal outcome. C/S: Caesarean section. SGOT: serum glutamic oxaloacetic transaminase.