Table 3.
Physiotherapy Evidence Database (PEDro) scale scores for each study
| Authors, year and reference | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Factor | Arngrïmsson et al., 2004 [24] | Booth et al., 1997 [42] | Cotter et al., 2001 [25] | Duffield et al., 2010 [41] | Gonzalez-Alonso et al., 1999 [40] | Hasegawa et al., 2006 [43] | Ihsan et al., 2010 [16] | Kay et al., 1999 [28] | Quod et al., 2008 [27] | Ross et al., 2011 [17] | Siegel et al., 2010 [18] | Siegel et al., 2012 [19] | Ückert and Joch, 2007 [26] |
| Eligibility criteria were specified (not scored) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Subjects were randomly allocated to groups | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 0 | 1 | 1 | 1 | 1 | 1 |
| Allocation was concealed | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Groups were similar at baseline | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Blinding of subjects | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Blinding of intervention administrators | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Blinding of assessors | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Outcome measure obtained from ≥ 85% subjects | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| All subjects received intervention/intention to treat analysis | 1 | 1 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Between group statistical comparisons reported | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Between-group variability reported | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| PEDro score (out of 10) | 5 | 5 | 4 | 6 | 6 | 5 | 6 | 5 | 6 | 6 | 6 | 6 | 6 |
| Sample size calculation performed | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |