Development and psychometric testing of a Gastric Cancer Behavioural Risk Assessment Inventory (GC-BRAI).

Background: Gastric cancer (GC) is one of the most common cancers worldwide. There is no disease-specific tool for GC risk assessment in research and practice settings within the Iranian sociocultural context.

Aims: To develop and assess the psychometric properties of the Gastric Cancer Behavioral Risk Assessment Inventory (GC-BRAI) in GC patients in Northwest Islamic Republic of Iran.