The impact of state parity laws on copayments for and adherence to oral endocrine therapy for breast cancer.

ABSTRACT:

Background

Adherence to endocrine therapy for breast cancer is often inadequate, in part because of out-of-pocket costs for medication. Numerous states have enacted parity laws to limit patient cost-sharing for oral anticancer drugs. The objective of this study was to estimate the impact of these laws on patient copayments for and adherence to oral endocrine therapy for breast cancer.

Methods

Administrative health insurance claims data from 2007 to 2014 derived from a US health care database were used to identify female patients aged 18 to 64 years with invasive cancer or ductal carcinoma in situ of the breast who initiated endocrine therapy and were enrolled in fully insured health plans in states that either enacted parity legislation between 2008 and 2013 or had not yet e

SUBMITTER: Chin AL 

PROVIDER: S-EPMC6340721 | biostudies-literature | 2019 Feb

REPOSITORIES: biostudies-literature