Table 1.
Detailed Descriptions of Study Characteristics
| Sr no | Author | Study Area | Study Design | Subjects | Sampling Technique | Sample Size | Year |
|---|---|---|---|---|---|---|---|
| 1 | Ayalew E, Seid Y, AgaluA16 | Mekelle | Institutional and community based cross-sectional | Pharmacy professionals | None | 49 | 2012 |
| 2 | Nigussie WD17 | Bahir dar | Institutional and community based cross-sectional | Pharmacy professionals | Systematic random sampling | 400 | 2014 |
| 3 | Surur et al18 | Gonder | Community based cross-sectional and simulated patient study | Pharmacy professionals | Simple random sampling | 78 | 2016 |
| 4 | Nigussie S and EdessaD19 | Harer | Institution based cross-sectional | Patient | Simple random sampling | 844 | 2018 |
| 5 | Hirko N, Edessa D, SisayM20 | Harer | Institution based cross-sectional | Patient | Convenience | 422 | 2016 |
| 6 | Wadoa TE, Gunasekarana T, Dhanaraju MD21 | Adama | Institution based cross-sectional | Pharmacy professionals and patient | Simple random sampling | 345 | 2014 |
| 7 | Hirko N, EdessaD5 | Harer | Community based cross-sectional | Patient | Convenience | 422 | 2016 |
| 8 | TayeY22 | Addis Abeba | Community based cross-sectional | Patient | Convenience | 374 | 2018 |
| 9 | Wabe NT, Raju N, Angamo MT23 | Gondar and Bahir Dar |
Institutional and community based cross-sectional | Pharmacy professionals | None | 64 | 2009 |
| 10 | Ali S, Shimels T, Bilal AI24 | Addis Abeba | Institution based cross-sectional | Patient | Convenience | 286 | 2018 |
| 11 | Diriba G, Alemkere G, GedamuM25 | Nekemet | Institution based cross-sectional | Patient | Simple random sampling | 398 | 2017 |
| 12 | Gelayee DA, Birara MK26 | Gonder | Institutional and community based cross-sectional | Pharmacy professionals | None | 63 | 2011 |
| 13 | Belay et al27 | Mekelle | Institution based cross-sectional | Pharmacy professionals | None | 100 | 2016 |