Assessment of variation in 30-day mortality following cancer surgeries among older adults across US hospitals Journal Article


Authors: Lipitz-Snyderman, A.; Lavery, J. A.; Bach, P. B.; Li, D. G.; Yang, A.; Strong, V. E.; Russo, A.; Panageas, K. S.
Article Title: Assessment of variation in 30-day mortality following cancer surgeries among older adults across US hospitals
Abstract: Background: While public reporting of surgical outcomes for noncancer conditions is common, cancer surgeries have generally been excluded. This is true despite numerous studies showing outcomes to differ between hospitals based on their characteristics. Our objective was to assess whether three prerequisites for quality assessment and reporting are present for 30-day mortality after cancer surgery: low burden for timely reporting, hospital variation, and potential for public health gains. Study Design: We used Fee-for-Service (FFS) Medicare claims to examine the extent of variation in 30-day cancer surgical mortality between 3860 US hospitals. We included 340 489 surgeries for 12 cancer types for FFS Medicare beneficiaries aged ≥66 years, 2011-2013. Hierarchical mixed-effects logistic regression models adjusted for patient and hospital characteristics and with a random hospital effect were fit to obtain hospital-specific risk-standardized mortality rates (RSMRs) and 99% confidence intervals (CI). We calculated a hospital odds ratio to describe the difference in mortality risk for a hospital above vs below average quality and estimated the potential mortality reduction. Results: The median number of cancer surgeries per hospital was 34. The median RSMR overall was 2.41% (99% CI 2.28%, 2.66%). In aggregate and for most cancers, variation between hospitals exceeded that due to differences in patient and hospital characteristics. For individual cancers, relative differences exceeded 20% in mortality risk between patients undergoing surgery at a hospital below vs above average quality, with the potential for an estimated 500 deaths prevented annually given hypothetical improvements. Conclusion: Quality measurement and reporting of 30-day mortality for cancer surgery is worthy of consideration. © 2020 The Authors. Cancer Medicine published by John Wiley & Sons Ltd.
Keywords: aged; cancer surgery; major clinical study; united states; outcome assessment; colorectal cancer; quality control; breast cancer; cohort analysis; cancer mortality; prostate cancer; health care quality; health care; medicare; public health; surgery; surgical mortality; complications; colorectal surgery; esophagus cancer; breast surgery; quality of health care; prostate surgery; quality indicators; medical fee; mortality rate; human; male; female; priority journal; article; mortality risk; outcomes assessment (health care)
Journal Title: Cancer Medicine
Volume: 9
Issue: 5
ISSN: 2045-7634
Publisher: Wiley Blackwell  
Date Published: 2020-03-01
Start Page: 1648
End Page: 1660
Language: English
DOI: 10.1002/cam4.2800
PUBMED: 31918457
PROVIDER: scopus
PMCID: PMC7050094
DOI/URL:
Notes: Article -- Export Date: 1 April 2020 -- Source: Scopus
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MSK Authors
  1. Peter Bach
    255 Bach
  2. Katherine S Panageas
    512 Panageas
  3. Vivian Strong
    265 Strong
  4. Annie   Yang
    8 Yang
  5. Ashley Elizabeth Russo
    18 Russo
  6. Jessica Ann Lavery
    79 Lavery
  7. Diane G Li
    10 Li