Table 1

Allocation concealment by funding source and by trial outcome

Adequate

Inadequate

Unclear

Total

OR* (95% CI)


By Funding Source:


Industry Only

16

1

27

44

1.00 (ref)

Not for Profit Only

13

2

13

28

.55 (.21, 1.42)

Mixed +

6

1

15

22

1.35 (.46, 3.98)

Not Reported

1

1

4

6

1.26 (.21, 7.64)

Total

36

5

59

100


p = .377


By Direction and Statistical Significance of Trial Outcome:


Favoured New

21

4

42

67

1.00 (ref)

Favoured Conventional

4

0

2

6

.24 (.04, 1.32)

Neutral

7

1

11

19

.82 (.29, 2.31)

Unclear

4

0

4

8

.79 (.16, 3.84)

Total

36

5

59

100


p = .678


*OR = odds ratio of unclear allocation concealment, relative to clear (i.e., adequate or inadequate); + = funding by at least one industry source

    and
at least one not-for-profit source

Clifford et al. BMC Health Services Research 2002 2:18   doi:10.1186/1472-6963-2-18

Open Data