Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Revised Cochrane Risk of Bias Tool for Randomized Trials (Rob 2)
| Study | Randomization | Deviations from intended interventions | Missing data | Measurement of outcome | Selection of the reported result | Overall risk of bias |
|---|---|---|---|---|---|---|
| Wismeijer (1997) | Some concerns | Some concerns | Low | Low | Low | Some concerns |
| Walton (2000) | High | Some concerns | Low | Some concerns | Low | Some concerns |
