Task II: Judging Internal Validity

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Competencies

1. Was the statistical design of the trial appropriate?
2. Was there any intervention assignment bias?
3. Were the intervention groups comparable?
4. Was there any intervention-related bias?
5. Were there co-interventions that may have confounded the results?
6. Are the outcome variables meaningful?
7. Was there any outcome assessment or measurement bias?
8. Was there any follow-up bias?
9. Were the results analyzed appropriately?
10. What biases might the trial personnel have introduced?
11. Is the trial internally valid?

Competency Decomposition

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