Table 2. Subgroup analysis of the pooled proportion of adequately iodized salt at the HH level in Ethiopia by region, residence, & year of publication, 2013–2020.
| Variables | Subgroup | No of included Studies | Sample size | Estimated proportion of AIS at HH level % (95% CI) |
|---|---|---|---|---|
| Region | Amhara | 9 | 6, 397 | 37 (23, 53) |
| Oromia | 8 | 4, 009 | 35 (21, 50) | |
| SNNPR | 4 | 1, 814 | 33 (16, 53) | |
| Tigray | 2 | 892 | 28 (25, 31) | |
| Addis Ababa | 2 | 958 | 81 (78, 83) | |
| Dire Dawa | 2 | 1, 096 | 20 (17, 22) | |
| Benishangul Gumuz | 1 | 395 | 26 (22, 31) | |
| Residence | Urban | 10 | 5, 743 | 48 (31, 66) |
| Both | 16 | 8, 816 | 30 (21, 41) | |
| Rural | 2 | 1, 002 | 32 (29,35) | |
| Year of Publication | 2013–2016 | 9 | 4, 867 | 27 (17, 39) |
| 2017–2020 | 19 | 10, 694 | 42 (30, 53) | |
| Total | 38 | 15, 561 | 37 (28, 46) | |