BACKGROUND Repeat operations after breast-conserving surgery (BCS) for cancer have been termed "epidemic." To aid improvement activities, we sought to identify those National Cancer Data Base (NCDB) characteristics that were associated with reoperations. METHODS A retrospective cohort of patients with invasive breast cancer undergoing initial BCS in the NCDB from 2004 to 2015 were identified. Univariate, multivariate, ranking (effect size and R2), and time-trend methods were used to assess associations between patient, facility, tumor, treatment, and calendar-year characteristics with reoperation. RESULTS In 1226 facilities, 84,462 (16.1%) of 524,594 patients underwent reoperations after BCS [range 0-75%; 10th/90th performance percentiles = 6.6%/25%]. Of 18 factors associated with reoperations, facility ID was the highest-ranked. Its estimated impact on the odds of reoperation was more than 10 times greater than any other factor considered, followed by tumor size, neo-adjuvant chemotherapy receipt, patient age, cancer histology, and nodal status. Reoperations after the year of the SSO-ASTRO margin guideline declined significantly compared with prior years. Significant inter-facility reoperation variability persisted after risk adjustment for more than a dozen distinct patient, facility, tumor, and treatment characteristics. CONCLUSION In the NCDB, significant inter-facility variability exists regardless of case volume, case mix, and risk adjustment. There were fewer reoperations after the SSO-ASTRO guideline. An endorsed target rate of 10% was achieved by only 1 in 4 facilities. The most impactful determinant of reoperation was the facility itself. Thus, all stakeholders should consider participation in improvement activities. Such activities will benefit from risk-adjusted profiling; the relevant adjustors were identified.
Opportunities to reduce reoperations and to improve inter-facility profiling after initial breast-conserving surgery for cancer. A report from the NCDB.
J. Landercasper,B. Bennie,Humera F. Ahmad,J. Linebarger
Published 2019 in European Journal of Surgical Oncology
ABSTRACT
PUBLICATION RECORD
- Publication year
2019
- Venue
European Journal of Surgical Oncology
- Publication date
2019-07-03
- Fields of study
Medicine
- Identifiers
- External record
- Source metadata
Semantic Scholar, PubMed
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