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Table 1 General characteristics of 37 included primary research publications
| Category | Count (percentage) | |
|---|---|---|
| Continent/countrya,b | ||
| Asia | India | 16 (41.0%) |
| Singapore | 1 (2.6%) | |
| Sri Lanka | 1 (2.6%) | |
| Europe | France | 2 (5.1%) |
| Italy | 1 (2.6%) | |
| Spain | 1 (2.6%) | |
| Indian Ocean Islands | La Réunion | 7 (18.0%) |
| Mauritius | 2 (5.1%) | |
| Mayotte | 2 (5.1%) | |
| Americas | USA | 2 (5.1%) |
| Colombia | 1 (2.6%) | |
| French Guiana | 1 (2.6%) | |
| Nicaragua | 1 (2.6%) | |
| US Virgin Islands | 1 (2.6%) | |
| Language | ||
| English | 36 (97.3%) | |
| French | 1 (2.7%) | |
| Date of publication | ||
| 2007–2010 | 6 (16.2%) | |
| 2011–2016 | 31 (83.8%) | |
| Risk of bias assessmentc | ||
| Low risk of bias | 16 (45.7%) | |
| Unclear risk of bias | 16 (45.7%) | |
| High risk of bias | 3 (8.6%) | |
| Study design | ||
| Cross-sectional | 28 (75.7%) | |
| Quasi-experiment | 5 (13.5%) | |
| Qualitative | 2 (5.4%) | |
| Case-control | 1 (2.7%) | |
| Longitudinal | 1 (2.7%) | |
| Population | ||
| General public | 32 (86.5%) | |
| Health professionals | 5 (13.5%) | |
| Theory of behavior change used | ||
| None | 28 (75.7%) | |
| Health belief model | 3 (8.1%) | |
| Stages of change theory | 2 (5.4%) | |
| Theory of planned behavior | 4 (10.8%) | |
