Table 2 Subgroup analysis of open defecation-free slippage rate in Ethiopia, 2020
From: Open defecation-free slippage and its associated factors in Ethiopia: a systematic review
Subgroup | Number of studies | Statistics for each study based on random model | |||||
|---|---|---|---|---|---|---|---|
Event rate (%) | Lower limit (%) | Upper limit (%) | Heterogeneity across the studies | Heterogeneity between the studies | |||
I2 | p value | p value | |||||
Region | |||||||
 Amhara | 01 | 12.8 | 9.1 | 17.7 | 0.00 | 1.00 | 0.215 |
 Harari | 01 | 11.0 | 8.3 | 14.4 | 0.0 | 1.00 | |
 Oromia | 06 | 16.1 | 11.6 | 22.1 | 93.34 | 0.000 | |
 SNNP | 07 | 17.0 | 12.3 | 23.0 | 96.61 | 0.000 | |
 Tigray | 01 | 14.9 | 11.9 | 18.5 | 0.00 | 1.00 | |
Sample size | |||||||
 > 500 | 08 | 16.6 | 15.3 | 18.1 | 91.10 | 0.000 | 0.546 |
 < 500 | 08 | 19.4 | 18.4 | 20.4 | 96.72 | 0.000 | |
Study design | |||||||
 Comparative cross-sectional | 05 | 14.5 | 12.9 | 16.3 | 82.25 | 0.000 | < 0.001 |
 Cross-sectional | 05 | 20.5 | 19.0 | 22.1 | 93.64 | 0.000 | |
 Difference-in-difference | 04 | 22.2 | 20.8 | 23.6 | 94.15 | 0.000 | |
 Survey | 02 | 8.6 | 7.4 | 10.0 | 83.60 | 0.000 | |