Table 1

Characteristics of included meta-analyses.



Search strategy incl.
Detailed description of









Ref #
Medline and CLIB
Unpublished studies
Allocation concealment
Blinding
Excluded patients
Excluded studies
Recommends the experimental drug without reservations
Quality score

Industry support
1







4

2







2

3







2

4







3

5







4

6







2

7







1

8







2

9







3

10







6

Non-profit or no support
11







2

12







3

13







3

14







6

15







3

16







4

17







7

18







5

19







6

20







3

21







7

22







7

23







7

24







6

25







7

26







7

27







6

28







6

Support not declared
29







5

30







3

31







2

32







5

33







3

34







3

35







2

36







1

37







3

38







3

39







2

CLIB: The Cochrane Library

Jørgensen et al. BMC Medical Research Methodology 2008 8:60   doi:10.1186/1471-2288-8-60