Table 4.
Descriptive statistics of the studies included in the systematic review
|
Summary Statistics |
||
|---|---|---|
| School Break Time | After-School | |
|
Country |
|
|
| Australia |
[50,63] |
[54,57] |
| Norway |
[59,60] |
- |
| United Kingdom |
[48,49,62,64] |
[58] |
| United States |
- |
[29,51-53,55,56,65] |
| Canada |
[61] |
- |
| Belgium |
[47] |
- |
| Cyprus |
[46] |
- |
|
Study design |
|
|
| Observational (Cross-sectional) |
[50,59-63] |
[29,51-58] |
| Interventional (Randomised Controlled Trial) |
[46,47] |
- |
| Interventional (Pretest-Posttest) |
[50] |
- |
| Interventional (Quasi-experimental) |
[48,49] |
- |
| Questionnaire validation study |
[64] |
[65] |
|
Theoretical framework |
|
|
| Social Ecological model |
[62,63] |
[29,54,57] |
| Environmental correlates of an Ecological framework |
[59,60] |
- |
| Social Cognitive Theory |
- |
[51,55,65] |
| Theory of Reasoned Action |
- |
[55,65] |
| Not discussed |
[46-50,61,64] |
[52,53,56,58] |
|
Assessment of physical activity |
|
|
| Observation |
[50,62,63] |
- |
| Objective - accelerometry |
[47,49,50,64] |
[29,51-53,56,57] |
| Objective - heart rate |
[48,49] |
- |
| Objective - pedometer |
[46] |
- |
| Self-report |
[59-61] |
[29,54,55,58,65] |
|
Assessment of correlate variable |
|
|
| Observation |
[46-50,62,63] |
[51,52] |
| Proxy-report (school principal) |
[59-61] |
- |
| Proxy-report (parent) |
- |
[52,53,57,58] |
| Self-report |
[59-62] |
[29,51-56,65] |
| Objective | [62,64] | [52,56,58] |