TABLE 1.

NQF standard 1: compliance with whole-breast irradiation (WBI)^a by institution and insurance type

Variable	WBI, n (%)	No WBI, n (%)	P
Institution typeb			0.0030
Academic	1708 (92.4%)	140 (7.5%)
Community	810 (90.9%)	81 (9.1%)
Teaching affiliate	722 (95.2%)	36 (4.8%)
Insurance typec			0.0007
Insured	3116 (92.9%)	237 (7.1%)
Medicaid/none	115 (85.2%)	20 (14.8%)

^aIncludes data for patients aged <70 and excludes those known to have had mastectomy

^bWBI data missing for 852 patients

^cWBI or insurance data missing for 861 patients