Table 5.
Randomized control trial – Risk of bias93
| First Author (Year) | 1. Randomized sequence generation | 2. Allocation conceal moment | 3. Blinding of participants and personnel | 4. Blinding of outcome assessment | 5. Incomplete outcome data | 6. Selective reporting | 7. Other sources of bias | Total risk of bias |
|---|---|---|---|---|---|---|---|---|
| Shibata (2001)126 | Low | Low | High | High | Low | Low | Low | Low |
| Ainsworth (2009)127 | Low | Low | High | High | Low | Low | Low | Low |
| Moosmayer (2010/2014)47,48 | Low | Low | High | Low | Low | Low | Low | Low |
| Gialanella (2011)128 | Low | High | High | High | Low | Low | Low | Low |
| Kirschak (2013)124 | Low | Low | High | High | Low | Low | Low | Low |
| Kukkonen (2014/2015)52,125 | Low | Low | High | High | Low | Low | Low | Low |
| Lambers Heerspink (2015)49 | Low | Low | High | High | Low | Low | Low | Low |