Table 3 Methodological quality of randomized trials
Author/ Year (in alphabetical order) | Randomization process | Deviation form intended intervention | Missing outcome data | Measurement of outcome | Selection of the reported result | Overall risk of bias |
|---|---|---|---|---|---|---|
Cheville et al. [26] | L | L | L | L | S | S |
Dhillon et al. [27] | L | H | L | L | L | H |
Oldervoll et al. [28] | S | H | L | L | L | H |
Rief et al. [29] | S | H | L | L | L | H |
Solheim et al. [30] | L | H | L | L | L | H |
Uster et al. [31] | L | H | L | L | S | H |