From: A meta-analysis of the efficacy of fibromyalgia treatment according to level of care
Randomisation | |
0 None | |
1 Mentioned | |
2 Described and adequate | |
Concealment of allocation | |
0 None | |
1 Yes | |
Double blinding | |
0 None | |
1 Mentioned | |
2 Described and adequate | |
Flow of patients | |
0 None | |
1 Described but incomplete | |
2 Described and adequate |