“…Although they have shown good predictive validity across illness groups (Chilcot, Wellsted, & Farrington, 2011;French, Cooper, & Weinman, 2006;Frostholm et al, 2007;Vedhara et al, 2016), they do not allow in-depth insight into idiosyncratic beliefs held by specific patient groups (French & Weinman, 2008). Similarly, the Brief Illness Perception Questionnaire (B-IPQ), a shorter nine-item measure of illness perceptions, has good psychometric properties including predictive and discriminant validity (Broadbent, Petrie, Main, & Weinman, 2006;Broadbent et al, 2015).…”