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Table 5 Quality assessment of included quasi-experimental studies

From: The effectiveness of guideline implementation strategies in the dental setting: a systematic review

  Study identification
Criteria [52] [48] [50] [43] [49] [51] [41] [40]
1. Is it clear in the study what is the “cause” and what is the “effect” (i.e. there is no confusion about which variable comes first)? Y Y Y Y Y Y Y Y
2. Were the participants included in any comparisons similar? Y ? Y ? Y Y Y Y
3. Were the participants included in any comparisons receiving similar treatment/care, other than the exposure or intervention of interest? Y Y Y Y Y Y ? Y
4. Was there a control group? N N Y N N N N N
5. Were there multiple measurements of the outcome both pre and post the intervention/exposure? Y Y Y Y Y Y Y Y
6. Was follow-up complete and if not, were differences between groups in terms of their follow-up adequately described and analysed? Y N/A Y N/A Y N/A N/A N/A
7. Were the outcomes of participants included in any comparisons measured in the same way? Y Y Y Y Y Y Y Y
8. Were outcomes measured in a reliable way? ? ? N N Y N/A Y N
9. Was appropriate statistical analysis used? N ? Y Y Y Y Y Y
Total score 66.7% 50.0% 88.9% 62.5% 88.9% 85.7% 75.0% 75.0%
  1. Y yes, N no, ? unclear, N/A not applicable