Table 4.

Comparison of causes of death with global studies

	Point estimates (95% confidence intervals) of proportions of deaths due to each cause, comparison of CIs and rankings for this and WHO/GDB study
ICD-MM Group cause of death	This study		WHO study (2014)*		GBD study (2017)†
	Percent (95% CI)	Ranking	Percent (95% CI)	Ranking	Percent (95% CI)	Ranking
Group 3: Obstetric haemorrhage	28.8% (26.5%-31.2%)	1	24.5% (16.9%-34.1%)	2	43.5% (34.1%-56.1%)	1
Group 2: Hypertensive disorders in pregnancy	22.1% (19.9%-24.2%)	2	16% (11.7%-21%)	3	15.6% (10.9%-21.8%)	2
Group 7: Non-obstetric complications	18.8% (16.4%-21.2%)	3	28.6% (19.9%-40.3%)	1	14.4% (10.1%-20.3%)	3
Group 4: Pregnancy-related infections	11.5% (9.8%-13.2%)	4	10.3% (5.5%-18.5%)	4	6.1% (3.9%-9.3%)	6
Group 1: Pregnancies with abortive outcome	7.2% (5.3%-9.1%)	5	9.6% (5.1%-17.2%)	5	8.6% (5.8%-12.1%)	5
Group 5: Other obstetric complications	5.0% (3.1%-7.0%)	6	9.0% (5.1%-15.7%)	6	11.9% (7.9%-17.3%)	4
Group 6: Unanticipated complications of management	4.0% (1.6%-6.3%)	7	‡		‡
Group 8: Unknown/undetermined causes	2.5% (0.2%-4.9%)	8	‡		‡
Group 9: Coincidental causes	0% (0.0%-0.0%)	9	‡		‡
Total	11 431		1 310 000		121 297

CI – confidence interval, WHO – World Health Organisation, GBD – Global Burden of Disease

*We regrouped the causes reported in this study into the ICD-MM groups.

†The point estimate and CI data were in absolute numbers. We calculated the proportions

‡No deaths were reported in these groups.