TABLE 2. Surgical therapy.

Characteristic	All patients	Patients with primary tumors	Patients with local recurrence
Number of patients	28	20	8
Median number of adjacent organs resected (range)	1 (0–5)	2 (0–5)	0.5 (0–3)
Median operating time, min (range)	257 (80–552)	274.5 (138–552)	240.5 (80–420)
Margin, n (%)
Microscopically negative	13 (46.4%)	11 (55.0%)	2 (25.0%)
Microscopically positive	12 (42.9%)	7 (35.0%)	5 (62.5%)
Grossly positive	3 (10.7%)	2 (10.0%)	1 (12.5%)
Median length of stay, days (range)	6 (3–12)	6.5 (3–12)	4 (3–6)