Table 1.

Patient demographic characteristics

Base line characteristics		Frequency	Percent
Age	>40	133	7.9%
	40-49	231	13.7%
	50-59	379	22.4%
	≥60	948	56.1%
Sex	Male	1056	62.4%
	Female	635	37.6%
Race	Caucasian	1353	80%
	African American	247	14.6%
	Others	91	5.4%
Exposure To Radiotherapy	Without Radiation	507	30%
	With Radiation	1184	70%
Radiation Sequence	Adjuvant	342	20.2%
	Neoadjuvant	18	1.1%
	Neoadjuvant and adjuvant	5	0.3%
Surgical Intervention	No	1135	67.1%
	Yes	556	32.9%