Figure 2. Assessment of the methodological quality of the selected studies by the Quality Assessment of Diagnostic Accuracy Studies tool, version 2 (QUADAS-2).
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.