Statistical analyses
DCIS
SPSS Statistics version 26 (IBM SPSS Statistics for Windows, Version 26.0. Armonk, NY: IMB Corp) was used to produce descriptive statistics. Differences between acceptors (women with confirmed low-risk DCIS who were willing to be randomised) and decliners (women with confirmed low-risk DCIS who were not willing to be randomised) in endorsement of the statements on the CTQ were compared using chi-squared test or Fisher’s exact test as applicable. Paired sample 