Exclusive intraoperative radiotherapy for invasive breast cancer in elderly patients (>70 years): proportion of eligible patients and local recurrence-free survival

Table 6 Loco regional recurrence-free survival in the IPC cohort 2

		R2	R2nE	T2	T2nE	R2E vs (T2E-R2E)
	Number	114	478	268	324	315
5 years	%	98.6	97	97.7	97	96.2
	Standard error	0.014	0.009	0.012	0.011	0.013
	Exposed to the risk	31	235	114	152	143
7 years	%	98.6	96.6	97.7	96.3	96.2
	Standard error	0.014	0.010	0.012	0.012	0.013
	Exposed to the risk	9	129	59	79	79
Log Rank			0.314		0.319	0.322

ISSN: 1471-2482