Included articles | Criterion no. (items included to appraise RCT studies) | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | Raw % | Risk | |
Markle R. et al. 2006 [39] | ✓ | ✓ | ✓ | * | * | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | 84.6 | Low |
Markle R. et al. 2011 [38] | * | * | ✓ | ✓ | * | * | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | 69.2 | Moderate |
Tze Pin Ng. et al. 2015 [40] | ✓ | ✓ | ✓ | * | * | ✓ | ✓ | ✓ | ✓ | ✓ | * | ✓ | ✓ | 76.9 | Low |