Table 2.
Summary of key characteristics of included publications
| Classification | Number of papers | % |
|---|---|---|
| Country of corresponding author | ||
| United Kingdom | 8 | 16 |
| United States | 6 | 12 |
| Brazil | 4 | 8 |
| Canada | 4 | 8 |
| Germany | 3 | 6 |
| Other | 25 | 50 |
| Country income classification | ||
| High-income | 34 | 68 |
| Middle-income | 13 | 26 |
| Low-income | 3 | 6 |
| Study context* | ||
| Hospital | 20 | 40 |
| Community and specialised care | 15 | 30 |
| Government and policy | 8 | 16 |
| Primary care (general practice) | 7 | 14 |
| Supply chain management | 4 | 8 |
| System level* | ||
| Micro | 17 | 34 |
| Meso | 29 | 58 |
| Macro | 18 | 36 |
| Study methods | ||
| Qualitative methods | 39 | 78 |
| Quantitative methods | 4 | 8 |
| Mixed-methods | 7 | 14 |
| Study data type | ||
| Primary data | 39 | 78 |
| Secondary data | 7 | 14 |
| Both primary and secondary data | 4 | 8 |
*Columns do not sum to n = 50 or 100% due to overlap in some categories