Table 3.
Characteristics of the original articles included.
| Study characteristics | Number (n=); included articles, n (%) | Article number in references |
|---|---|---|
| Income status | ||
| Upper-middle income | 21 (91.3) | 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35 |
| High income | 2 (8.7) | 36,37 |
| Geographical area | ||
| Latin America | 7 (30.4) | 15,17,19,22,26,28,29 |
| South America | 3 (13.0) | 18,20,30 |
| Brazil | 8 (34.8) | 16,21,23,31, 32, 33, 34, 35 |
| Argentina | 1 (4.3) | 25 |
| Chile | 2 (8.7) | 36,37 |
| Ecuador | 1 (4.3) | 27 |
| Peru | 1 (4.3) | 24 |
| Study setting | ||
| Urban | 7 (30.4) | 19,23,25,29, 30, 31,33 |
| Rural | 2 (8.7) | 21,28 |
| Both | 4 (17.4) | 16,22,26,27 |
| Not given | 10 (43.5) | 15,17,18,20,24,32,34, 35, 36, 37 |
| Study method type | ||
| Quantitative | 20 (87.0) | 16, 17, 18, 19, 20, 21, 22, 23, 24,26, 27, 28, 29, 30, 31,32, 33, 34, 35, 36 |
| Mixed methods | 2 (8.7) | 15,25 |
| Systematic or literature review | 1 (4.3) | 37 |
| Results disaggregated by sex | ||
| Yes | 4 (17.4) | 24,27,31,35 |
| No | 19 (82.6) | 15, 16, 17, 18, 19, 20, 21, 22, 23,25,26,28, 29, 30,32, 33, 34,36,37 |
| Language | ||
| English | 19 (82.6) | 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,35,36 |
| Spanish | 1 (4.3) | 37 |
| Portuguese | 3 (13.1) | 32, 33, 34 |