Table I.

Demographics, operative data

Parameter	Total	Uncomplicated	Complications
N	106	92	14
Age [years]	64.3 ±11.5	64.9 ±11.6	60.2 ±10.4
Male: female	38: 68	31: 61	7: 7
Length of stay [days]	9 (5–34)	8 (5–17)	15.5 (10–34)
Operation time [min]	160 (100–380)	171.3 ±43.6*	155 (100–380)
Estimated blood loss [ml]	50 (0–500)	50 (0–500)	75 (10–300)
Resection length [cm]	30 (12–80)	30 (12–80)	30 (20–70)

All data are presented as n, except for length of stay, operation time, estimated blood loss and operation time, which is presented as median with range. Age is presented as mean with standard deviation.

^*Operation time for uncomplicated group is presented as mean with standard deviation.