Hankiz Dolan|Kirsten McCaffery|Nehmat Houssami|Erin Cvejic|Meagan Brennan|Jolyn Hersch|Melanie Dorrington|Angela Verde|Lisa Vaccaro|Brooke Nickel
Australian Women’s Intentions and Psychological Outcomes Related to Breast Density Notification and Information
University of Sydney|University of Sydney|University of Sydney|Cancer Council New South Wales|University of Sydney|The University of Notre Dame Australia|Westmead Hospital|University of Sydney|Breast Cancer Network Australia|RMIT University|University of Sydney|University of Sydney
whether benefits notifying women breast density outweigh potential harms inform current future mammogram screening practice remains unknownto assess effect mammographic breast density notification information provision womens intention seek supplemental screening psychological outcomesa 3arm online randomized clinical trial conducted august 10 31 2021 data analysis conducted september 1 october 20 2021 participants included australian residents identifying female aged 40 74 years history breast cancer residing jurisdictions without existing breast density notification screening mammogramswomen randomized receive 1 following hypothetical breast screening test result letters screening mammogram result letter without breast density messaging control screening mammogram result letter breast density messaging existing density information letter taken screening service australia intervention 1 screening mammogram result letter breast density messaging health literacysensitive version letter adapted people lower health literacy intervention 2primary outcomes intention seek supplemental screening feeling anxious uneasy worried nervous informed confused breast cancer worrya total 1420 australian women randomized included final analysis largest group consisted 603 women aged 60 74 years 425 compared control cohort n 480 women received density notification via intervention 1 n 470 intervention 2 n 470 reported significantly higher intention seek supplemental screening 08 vs 156 142 p 001 feeling anxious 142 vs 494 485 p 001 confusion 78 vs 240 236 p 001 worry breast cancer quitevery worried 69 vs 172 155 p 001 statistically significant differences outcomes 2 intervention groupsin randomized clinical trial breast density notification information integrated screening mammogram results increased womens intention seek supplemental screening made women feel anxious confused worried breast cancer findings relevance implications mammogram screening services policy makers considering whether best implement widespread notification breast density part mammography screeningactrn12621000253808