Table 1. Concordance rates percentage, (95% CI): pre‐RQRS, early RQRS, and later RQRSa: breast cancer quality measures, by patient characteristics.
Early RQRS includes patients diagnosed between 2008 and 2010. Later RQRS includes patients diagnosed between 2011 and 2013.
Abbreviations: BCS, breast‐conserving surgery; CI, confidence interval; HT, hormone therapy; MAC, multi‐agent chemotherapy; N/A, not available; RQRS, Rapid Quality Reporting System.