Item | Question | Item-total correlation | Cronbach’s α if item is deleted |
---|---|---|---|
Question 1 | Please rate the study on the adequacy of the presented hypothesis and rationale. | 0.43 | 0.90 |
Question 2 | Please rate the study on the classification of the outcome (e.g. disease status or quantitative trait). | 0.53 | 0.89 |
Question 3 | Please rate the study on the description of comparison groups (e.g. cases and controls). | 0.51 | 0.89 |
Question 4 | Please rate the study on the technical classification of the exposure (i.e. the genetic variant). | 0.72 | 0.88 |
Question 5 | Please rate the study on the non-technical classification of the exposure (i.e. the genetic variant). | 0.56 | 0.89 |
Question 6 | Please rate the study on the disclosure and discussion of sources of bias. | 0.63 | 0.89 |
Question 7 | Please rate whether the study was adequately powered. | 0.76 | 0.88 |
Question 8 | Please rate the study on description of planned analyses. | 0.55 | 0.89 |
Question 9 | Please rate the study on the statistical methods. | 0.58 | 0.89 |
Question 10 | Please rate the study on the description and test of all assumptions and inferences. | 0.43 | 0.90 |
Question 11 | Please rate the study on whether conclusions drawn by the authors were supported by the results and appropriate methods. | 0.84 | 0.88 |