Specialty
RCT
CCT
Diagnostic tests
Traditional Chinese Medical Science

961

Acupuncture and moxibustion

560

Neurology
120
380

Gerontology
60
22

Digestion
187
78

Rehabilitation
68
601

Anesthesiology

1289

Clinic Pharmacology
30
203

Blood Transfusion
28
38

Urinary Surgery
17
30

Nursing
614
529

Radiology


100
Total
3934
1881
100

Li et al. Cochrane 2001 1:pb084