Table 3 Table displaying the total number of studies which met each criterion of the Drummond checklist
From: A systematic review of the quality and scope of economic evaluations in child oral health research
Drummond Criterion | Summary of criterion | Total studies meeting criterion n = 46 (%) | Total studies not meeting criterion n = 46 (%) | Total studies to which criterion is not applicable n = 46 (%) | |||
|---|---|---|---|---|---|---|---|
1 | Was a well-defined question posed in answerable form? | 26 | (57) | 20 | (43) | 0 | (0) |
2 | Was a comprehensive description of the of the competing alternatives given? | 21 | (46) | 25 | (54) | 0 | (0) |
3 | Was there evidence that the programme’s effectiveness had been established? | 27 | (59) | 19 | (41) | 0 | (0) |
4 | Were all the important and relevant outcomes and costs for each alternative identified? | 14 | (30) | 32 | (70) | 0 | (0) |
5a | Were outcomes measured accurately in appropriate units prior to evaluation? | 31 | (67) | 15 | (33) | 0 | (0) |
5b | Were costs measured accurately in appropriate units prior to evaluation? | 12 | (26) | 34 | (74) | 0 | (0) |
6a | Were the outcomes valued credibly? | 12 | (26) | 34 | (74) | 0 | (0) |
6b | Were the costs valued credibly? | 12 | (26) | 34 | (74) | 0 | (0) |
7a | Were outcomes adjusted for different times at which they occurred? | 13 | (28) | 33 | (72) | 1 | (2) |
7b | Were costs adjusted for different times at which they occurred? | 29 | (63) | 17 | (37) | 1 | (2) |
8 | Was an incremental analysis of the outcomes and costs of alternatives performed? | 28 | (61) | 18 | (39) | 0 | (0) |
9 | Was allowance made for uncertainty in the estimates of costs and consequences? | 32 | (70) | 14 | (30) | 0 | (0) |
10 | Did the presentation and discussion of study results include all of the issues that are of concern to users? | 30 | (65) | 16 | (35) | 0 | (0) |