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Table 2 The pooled perinatal mortality rate for subgroup analysis in random effect model, Ethiopia

From: Magnitude and trend of perinatal mortality and its relationship with inter-pregnancy interval in Ethiopia: a systematic review and meta-analysis

Variables Characteristics Pooled perinatal mortality rate per 1000 total births (95% CI) Tau2
Year of publication 1997–2000 57.9 (45.4–71.9) 0.0003
2001–2014 43.6 (33.9–54.4) 0.0015
2015–2019 54.8 (36.9–76) 0.0083
Study place Community 35 (27–44.1) 0.0022
Institution 75 (58.6–93.2) 0.0035
Region National DHS 44.9 (36.7–53.9) 0.0003
Addis Ababa 66 (54.4–78.7) Not applicable
Amhara 59.1 (37.1–85.8) 0.0045
Benishangual 118.8 (93.6–146.4) Not applicable
Oromia 53.2 (22–96.8) 0.0107
SNNP 46.2 (28.6–67.6) 0.0024
Tigray 49.1 (38.6–60.8) 0.0005
Mixeda 28.6 (19.4–39.5) 0.0007
Study design Cross-sectional 58 (44.2–73.6) 0.0051
Follow up 43.4 (32.3–55.9) 0.0013
Nested Case Control 20.7 (13.1–29.9) 0.0004
Study setting Urban 45.5 (15.5–90) 0.0039
Rural 20.5 (17.4–23.8) 0.0001
Both 58.6 (45.7–72.8) 0.0049
Study outcome Stillbirth 51.4 (36.2–29) 0.0035
ENM 44.4 (21.6–74.8) 0.0041
Both(PM) 52.7 (39.3–68) 0.0039
  1. Mixeda: When the study considered more than one region