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Table 3 Subgroup analysis of perinatal mortality rate by region, study setting and design in Sub-Saharan countries, 2000–2019 GC

From: Perinatal mortality and its determinants in Sub Saharan African countries: systematic review and meta-analysis

Sub group Number of studies PMR
(95% CI)
Standard error P-value (P) Extent of heterogeneity
I2 Q- stat P-value (P)
Region
 E. Africa 5 49.88 (28.60, 71.18) 10.86 < 0.0001 99.99 47,751 < 0.0001
 S. Africa 2 56.00 (22.33, 89.67) 17.18 < 0.001 99.96 2893 < 0.0001
 W. Africa 7 65.07 (47.07, 83.07) 9.18 < 0.0001 99.99 79,902 < 0.0001
Setting
 CB 5 58.64 (37.22, 80.06) 10.93 < 0.0001 99.99 70,302 < 0.0001
 FB 7 64.09 (46.00, 82.20) 9.24 <  0.0001 99.99 58,306 < 0.0001
 PB 2 37.50 (3.63, 71.36) 17.28 < 0.03 99.17 120 < 0.0001
Design
 CS 8 68.82 (53.83, 83.81) 7.65 < 0.0001 99.99 79,476 < 0.0001
 CC 2 28.55 (−1.43, 58.53) 15.30 > 0.062 99.88 834 <  0.0001
 Co 4 52.30 (31.10, 73.50) 10.82 < 0.0001 99.98 19,084 < 0.0001