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Table 1 Selected characteristics of included studies.

From: WHO systematic review of maternal mortality and morbidity: methodological issues and challenges

 

Number (%)

Study design

 

   Cross-sectional

1532 (69.5)

   Cohort

274 (12.4)

   Incidence/prevalence survey

220 (10.0)

   Controlled trial

52 (2.4)

   Census

22 (1.0)

   Others

104 (4.7)

Population characteristics

 

   Urban

375 (17.0)

   Rural

147 (6.7)

   Mixed

962 (43.6)

   Unknown

720 (32.7)

Characteristics of the setting

 

   National

414 (18.8)

   Provincial

288 (13.1)

   City-based

93 (4.2)

   Other

39 (1.8)

   Health facility-based

1370 (62.1)

Overall

2204