Table 4.

The JBI QARI critical appraisal checklist for experimental studies [46]

Checklist questions	Study 8 (Wheeler et al. 2013) [79]	Study 9 (Sassen et al. 2014) [52]	Study 10 (Ruiz et al. 2006) [54]
1. Was the assignment to treatment groups random?	√	√	X
2. Were participants blinded to treatment allocation?	Unclear	Unclear	X
3. Was allocation to treatment groups concealed from the allocator?	Unclear	√	Unclear
4. Were the outcomes of people who withdrew described and included in the analysis?	Unclear	√	X
5. Were those assessing outcomes blind to the treatment allocation?	Unclear	Unclear	X
6. Were the control and treatment groups comparable at entry?	√	√	X
7. Were groups treated identically other than for the named interventions?	√	√	Unclear
8. Were outcomes measured in the same way for all groups?	√	√	Unclear
9. Were outcomes measured in a reliable way?	√	√	√
10. Was there adequate follow-up (>80%)	X	√	X
11. Was appropriate statistical analysis used?	√	√	√