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Acceptability of using either (A) Age, (B) Sex, (C) Age and sex, (D) Age, sex, BMI and smoking, (E) Age, sex, BMI, smoking, family history and lifestyle or (F) genetics to determine starting age of screening. Acceptability scores were measured on a Likert scale from 1 indicating not at all acceptable to 7 indicating extremely acceptable. Dotted lines indicate the median response
