Potential biases in the review process
Although as authors we have interests in CBT for psychosis (FN
has published on CBT for psychosis and culturally-adapted CBT
for psychosis andDKhas pioneeredCBTfor psychosis techniques.
Potential biases in the review process are limited by following
Cochrane methodology. The search for trials was thorough with
no language, date, document type, or publication status limitations.
We strictly followed the review protocol in the process of
study selection, data extraction and analysis.