Table 2. The quality and agreed level of bias and level of agreement on the method qualities included articles in a meta-analysis based on sample, outcome, objective, responses rate and analysis method.
| Author | Publication year | Study area | Percentage of agreement | Kappa value | Level of agreement | NOS quality(0 9) |
|---|---|---|---|---|---|---|
| Asaye MM. | 2020 | Gondar town | 100 | 1 | Almost perfect | 9 |
| Fantahun A. | 2018 | Addis Ababa | 100 | 1 | Almost perfect | 9 |
| Teshome H | 2016 | Addis Ababa | 88 | 0.88 | Almost perfect | 8 |
| Abadiga M. | 2019 | Nekemte Town | 100 | 1 | Almost perfect | 9 |
| Shewangzaw A. | 2018 | Hrarar Town | 100 | 1 | Almost perfect | 9 |
| Azale T | 2018 | Sodo district | 100 | 1 | Almost perfect | 9 |
| Shitu S. | 2019 | Ankesha district | 100 | 1 | Almost perfect | 9 |
| Abebe A. | 2019 | Bahir Dar Town | 100 | 1 | Almost perfect | 9 |
| Kerie S. | 2018 | Mizan Tepi Town | 100 | 1 | Almost perfect | 9 |
| Toru T. | 2018 | Mizan Aman Town | 100 | 1 | Almost perfect | 9 |
| Mariam D. | 2016 | Eastern Zone of Tigray | 100 | 1 | Almost perfect | 9 |