Table 1 Summary of studies (n = 53)
Study setting | Study design | ||
|---|---|---|---|
Country | Number of studies | Design | Number of studies |
United States | 27 | Quantitative cross-sectional studies | 17 |
Canada | 7 | Quantitative non-randomized trials/cohort studies | 2 |
Australia | 5 | Quantitative observational studies with prepost comparator only | 5 |
England | 2 | RCT | 1 |
South Africa | 2 | Qualitative | 14 |
New Zealand | 2 | Mixed methods | 6 |
the Netherlands | 2 | Systematic review | 4 |
Italy | 1 | Other review | 2 |
Taiwan | 1 | Other | 2 |
Philippines | 1 | ||
Norway | 1 | ||
Israel | 1 | ||
Republic of Ireland | 1 | ||
