Table 2.
Risk of bias of RCTs reporting composite outcome measurement instruments.
| Sequence | Allocation | Performance | Detection | Attrition | Reporting | Other | |
|---|---|---|---|---|---|---|---|
| Aaron 2013 | Low | Low | Low | Low | Low | Low | Low |
| Aggarwal 2011 | Low | Unclear | High | High | Low | Unclear | Unclear |
| Bafadhel 2012 | Low | Low | Low | Low | Low | Low | Low |
| Carrera 2009 | Low | Low | Low | Low | High | Unclear | Low |
| Corrado 2009 | Low | Low | High | High | Low | Unclear | Unclear |
| Daniels 2010 | Low | Low | Low | Low | Low | High | Low |
| de Jong 2007 | Low | Unclear | Low | Low | Low | Low | Low |
| Goossens 2013 | Low | Low | High | High | Low | Low | Low |
| Hua 2020 | Low | Low | High | High | |||
| Jolliet 2016 | Low | Unclear | High | Low | Low | Low | Low |
| Nicolini 2014 | Low | Low | High | High | Low | Low | Low |
| Nouira 2010 | Low | Low | Low | Low | Low | Low | Low |
| Papalampidou 2020 | Low | High | High | High | |||
| Prasad 2020 | Low | Low | High | High | Low | Low | High |
| Sehgal 2019 | Low | Low | High | High | Low | Low | Low |
| Sivapalan 2019 | Low | Low | High | High | Low | Low | Low |
| Strambu 2019 | Low | Low | Low | Low | Low | Low | Low |
| Tajamul 2020 | Low | Low | High | High | Low | Low | Low |
| Urueta-Robledo 2006 | Unclear | Unclear | Low | Low | High | Unclear | Unclear |
| van Velzen 2017 | Low | Low | Low | Low | Low | Low | Low |
| van Zanten 2007 | Unclear | Unclear | High | High | Low | Unclear | Low |
| Vermeersch 2019 | Low | Low | Low | Low | Low | Low | Low |
| Wilson 2015 | Unclear | Unclear | Low | Low | High | Low | Low |
| Woodruff 2011 | Unclear | Unclear | Low | Low | High | Low | High |