Table A1: Quality (EPOC) of Randomized Controlled Trialsa.
| Author, Year | Allocation Sequence Random | Allocation Concealed | Baseline Outcomes Similar | Baseline Characteristics Similar | Plan for Missing Data/Incomplete Data for Primary Outcome | Blinding | No Contamination | Free of Selective Outcome Reporting Risk | No Other Bias | EPOC Group Risk of Bias Criteria (9 Maximum Score) |
|---|---|---|---|---|---|---|---|---|---|---|
| Balaban et al, 2008 (12) | 1 | Unclear | Unclear | 1 | 1 | 1 | 0 | 1 | 0 | 5 |
| Braun et al, 2009 (13) | 0 | 1 | Unclear | 0 | 1 | 1 | 1 | 1 | 0 | 5 |
| Coleman et al, 2006 (14) | 1 | 1 | Unclear | 0 | 1 | 1 | 0 | 1 | 0 | 5 |
| Dudas et al, 2001 (15) | 1 | Unclear | Unclear | 1 | Unclear | 1 | 0 | 1 | 0 | 4 |
| Dunn et al, 1994 (16) | 1 | Unclear | Unclear | 0 | 0 | 1 | 1 | 1 | 0 | 4 |
| Evans et al, 1993 (17) | 1 | Unclear | Unclear | 1 | Unclear | 1 | 0 | 1 | 0 | 4 |
| Forster et al, 2005 (18) | 1 | 1 | Unclear | 1 | Unclear | 1 | 0 | 1 | 0 | 5 |
| Jaarsma et al, 1999 (19) | 1 | 1 | Unclear | 1 | Unclear | 1 | 0 | 1 | 0 | 5 |
| Jack et al, 2009 (20) | 1 | 1 | Unclear | 1 | Unclear | 1 | 1 | 1 | 0 | 6 |
| Koehler et al, 2009 (21) | 1 | 1 | Unclear | 1 | Unclear | 1 | 1 | 1 | 0 | 6 |
| Kwok et al, 2004 (22) | 1 | 1 | Unclear | 1 | Unclear | 1 | 1 | 1 | 0 | 6 |
| McDonald et al, 2001 (23) | 1 | Unclear | Unclear | 1 | Unclear | 1 | 1 | Unclear | 0 | 4 |
| Naylor et al, 1994 (24) | 1 | 0 | Unclear | 1 | Unclear | 1 | 1 | 1 | 0 | 5 |
| Parry et al, 2009 (25) | 1 | 1 | Unclear | 1 | 1 | 1 | 1 | 1 | 0 | 7 |
| Rainville, 1999 (26) | 1 | 1 | Unclear | 1 | 1 | 1 | 1 | 1 | 0 | 7 |
| Wong et al, 2008 (27) | 1 | Unclear | Unclear | 0 | 0 | 1 | 1 | 1 | 1 | 5 |
Abbreviations: EPOC, Effective Practice and Organization of Care Criteria.
Source: Hansen et al, 2011. (7)