
Breast Cancer Research and Treatment, Journal Year: 2024, Volume and Issue: 210(1), P. 147 - 156
Published: Nov. 15, 2024
The COVID-19 pandemic significantly impacted breast cancer (BC) surgeries. Most studies showing reduced BC surgical volumes during the are from single institutions, few have described volume changes in different types of procedures. This study aimed to assess impact on surgery and at a population level. Patients diagnosed with between January 1, 2018, June 25, 2022, Ontario, Canada, were analysed population-based datasets. Time periods defined as pre-pandemic (Jan 2018-Mar 2020), immediate (Mar-Jun peri-pandemic (Jun 2020-Jun 2022). Weekly type (lumpectomy, mastectomy, or mastectomy reconstruction) evaluated using segmented negative binomial regression models. Among 44 226 patients, 50 440 surgeries performed. decreased by 16.9% compared levels (180.5 vs. 217.1; p = 0.03). Surgical recovered 2021. Mastectomies represented higher proportion (31.1% pre, 36.3% immediate, 32.4% peri-pandemic; < 0.01). mastectomies reconstruction remained stable but increased (20.1% 17%; There was significant reduction all pandemic. accounted for period however access maintained. within year despite ongoing hospitalizations. Future needed explore pandemic's long-term care.
Language: Английский