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.
Reporting prevalence for rigour and sample criteria. This plot displays the percentage of trials that addressed each criteria. For information on the actual randomisation or blinding status, please refer to the text. The different coloured data points are for better visual differentiation of each subcategory. Created by the authors.
