Table 1.
Quality Index of included studies (Ferro & Speechley, 2009)
| Quality Index Items | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Author (Year) | Hypotheses clearly described | Outcomes clearly described | Characteristics of patients described | Main findings clearly described | Actual probability values used | Response rate clearly described | Patients representative of population | Final sample representative of population | Staff, place and facilities representative | Evidence of data dredging | Statistical tests appropriate | Outcome measures valid/ reliable | Sample size or power calculation | Total Index Score |
| Danielsen (2012) [3] | 1 | 1 | 1 | 1 | 0 | 1 | 1 | 1 | 0 | 1 | 1 | 1 | 0 | 10 |
| Danielsen (2015) [50] | 1 | 1 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 1 | 0 | 8 |
| Danielsen (2018) [51] | 1 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 8 |
| Taranis (2011) [23] | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 7 |
| Formby (2014) [52] | 1 | 1 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 1 | 0 | 8 |
| Goodwin (2011) [53] | 1 | 1 | 1 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 1 | 1 | 0 | 9 |
| Meyer (2016) [22] | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 8 |
| Plateau (2013) [54] | 1 | 1 | 1 | 1 | 0 | 0 | 1 | 1 | 0 | 1 | 1 | 1 | 0 | 9 |
| Plateau (2017) [55] | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 7 |
| Sauchelli (2016) [56] | 1 | 1 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 1 | 0 | 8 |
| Swenne (2016) [57] | 1 | 1 | 0 | 1 | 0 | 1 | 1 | 1 | 0 | 1 | 1 | 1 | 0 | 9 |
| Young (2017) [58] | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 7 |