Research studies | Â | (% of cohort) | ||
---|---|---|---|---|
High | Medium | Low | ||
Current study (at endpoint) | England: regional survey N = 349, 3 schools | 18.4 | 79.3 | 2.3 |
Archer et al. (2015) | England: national survey N = 3658, 45 schools | 5.2 | 67.6 | 27.2 |
De Witt et al. (2016) | England: targeted survey N = 6871, 18 schools | 4.9 | 66.9 | 29.3 |
Christidou et al. (2021) | Norway: regional survey N = 58, 2 schools | 20.68 | 67.24 | 12.06 |