“…A total of six questionnaires were developed to measure risk perception of a group of NCDs, including CVDs, DM, cancer, chronic respiratory diseases, stroke, hypertension and cancer [ 31 , 34 – 37 , 40 ]. In other eight studies, the questionnaires were designed to measure risk perception of single NCD, including breast cancer [ 30 , 32 ], cervical cancer [ 38 ], coronary heart disease [ 41 ], skin cancer [ 39 ], CVDs [ 29 ], CKD [ 33 ] and prostate cancer [ 28 ].…”