Outcomes of surgical resection and intraoperative electron radiotherapy for patients with para-aortic recurrences of gastrointestinal and gynecologic malignancies

Table 3 Local recurrence rates for various subgroups. “In-Field” refers to the IORT field

Group	In-Field Crude Local Recurrence Rate (%)	p value
Positive or close margins at time of surgery and IORT	58% (7/12 patients)	0.009
Negative margins at time of surgery and IORT	7% (1/14 patients)	0.009
Pre-operative EBRT	36% (4/11 patients)	0.683
No Pre-operative EBRT	27% (4/15 patients)	0.683

ISSN: 1748-717X