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Table 2 Maternal direct obstetrics deaths by Income groupa. 1990–2017. Estimated based on the Institute for Health Metrics and Evaluation. Maternal Health Atlas. Trends 1990–2017.(1)

From: Maternal mortality reduction: a need to focus actions on the prevention of hypertensive disorders of pregnancy

Cause of the death Number of deaths Percentual decrease Contribution to maternal direct obstetrics deaths (%)
1990 2017 1990 2017
Low income (n = 28)
 Maternal Haemorrhage 27,430 12,695 53.7 45.5 21.8
 Sepsis and other maternal infections 9,080 10,432 -14.9 15.1 18.0
 Hypertensive disorders 5,171 6,559 -26.8 8.6 11.3
 Total number of maternal direct obstetrics deaths 60,238 58,108 3.5 - -
Lower middle income (n = 49)
 Maternal Haemorrhage 67,798 21,216 68.7 33.2 18.3
 Sepsis and other maternal infections 24,680 10,126 59.0 12.1 8.7
 Hypertensive disorders 23,909 19,091 20.2 11.7 16.5
 Total number of maternal direct obstetrics deaths 203,945 115,827 43.2 - -
Upper middle income (n = 53)
 Maternal Haemorrhage 32,339 3,780 88.3 53.8 20.6
 Sepsis and other maternal infections 4,858 1,326 72.7 8.1 7.2
 Hypertensive disorders 6,968 3,832 45.0 11.6 20.8
 Total number of maternal direct obstetrics deaths 60,119 18,391 69.4 - -
High income (n = 56)
 Maternal Haemorrhage 423 172 59.3 18.1 8.7
 Sepsis and other maternal infections 457 133 70.9 19.6 6.7
 Hypertensive disorders 300 207 31.0 12.8 10.5
 Total number of maternal direct obstetrics deaths 2,337 1,978 15.4 - -
  1. aDirect obstetric deaths (or direct maternal deaths) are those “resulting from obstetric complications of the pregnant state (pregnancy, labour and puerperium), and from interventions, omissions, incorrect treatment, or from a chain of events resulting from any of the above