Table 5 Risk of bias for included studies
| Â | Cooke 2009 | Donaldson 2009 | GAPS 2004 | Lincoln 1999 | Kwakkel 1999 & 2002 | Partridge 2000 | Rodgers 2000 |
|---|---|---|---|---|---|---|---|
Sequence generation | low | low | low | low | low | low | low |
Allocation concealment | low | low | low | unclear | unclear | low | low |
Blinding (participants, personnel and assessors) | low | low | low | low | low | low | high |
Incomplete outcome data | low | low | low | unclear | low | unclear | low |
Selective outcome reporting | low | low | low | low | low | high | low |
Other sources of bias | low | low | low | low | low | low | low |