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JADAD scale
|
Ref.
|
Randomization, method
|
Double blind
|
Descriptions of withdrawals and dropouts
|
Total
|
| Bajaj et al[17] | 1 + 1 | 0 | 1 | 3 |
| Clarke et al[23] | 1 + 1 | 1 + 1 | 1 | 5 |
| Ebert et al[21] | 1 + 1 | 1 | 1 | 4 |
| Fisher et al[15] | 1 + 1 | 0 | 1 | 3 |
| Holland-Carter et al[19] | 1 + 1 | 1 + 1 | 1 | 5 |
| Nobis et al[16] | 1 + 1 | 0 | 1 | 3 |
| Rondags et al[18] | 1 + 1 | 0 | 1 | 3 |
| Schlicker et al[22] | 1 | 0 | 0 | 1 |
| Newby et al[20] | 1 + 1 | 1 + 1 | 1 | 5 |
