Drivers of cost differences between US breast cancer survivors with or without lymphedema

Lorraine T Dean1,2, Yusuf Ransome3, Livia Frasso-Jaramillo4

  • 1Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health, Johns Hopkins University, 615 N Wolfe St, E6650, Baltimore, MD, 21205, USA. ldean9@jhu.edu.

Insights

Breast cancer survivors with lymphedema face significantly higher healthcare costs beyond lymphedema treatment itself. Socioeconomic factors also contribute to these persistent financial disparities.

Area of Science:

  • Oncology
  • Health Economics
  • Public Health

Background:

  • Breast cancer-related lymphedema affects nearly 30% of US survivors.
  • Previous studies indicated higher out-of-pocket costs for survivors with lymphedema, but the full extent of cost drivers was unclear.

Purpose of the Study:

  • To investigate the factors contributing to elevated healthcare costs for breast cancer survivors with lymphedema, beyond the direct costs of lymphedema treatment.
  • To identify specific cost categories and underlying socioeconomic influences on financial disparities.

Main Methods:

  • A mixed-methods study involving 129 breast cancer survivors (BCS) completing 12 monthly cost diaries.
  • Statistical analysis (Cohen's d, multivariable analysis) comparing 13 cost categories by lymphedema status.
  • Qualitative data collection through in-person interviews with 40 participants.

Main Results:

  • BCS with lymphedema reported 122% higher mean monthly direct costs ($355 vs. $160) compared to those without.
  • Significantly higher co-pays, medication, and other out-of-pocket expenses were observed in BCS with lymphedema.
  • Socioeconomic factors influenced expenditure differences in lotions and medications, highlighting disparities in ability to pay.

Conclusions:

  • Elevated patient costs for BCS with lymphedema extend beyond the condition itself, indicating that lymphedema treatment coverage alone may not resolve cost disparities.
  • Addressing economic challenges requires comprehensive solutions, including expanded insurance coverage and financial assistance for all BCS, considering socioeconomic diversity.
Abstract

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