Sexual dysfunction following surgery for rectal cancer - a clinical and neurophysiological study

Table 2 Results for the overall postoperative group(n. 57)

	age	SR	PEP	MEP	SSR	sexual function
Normal values		<38 msec	<45 msec	<31 msec	<1.7 sec
Mean values	57.9	36.57(sd 9.54)*	41.92(sd 3.95)	28.08(sd 3.12)	1.81(sd 0.22)***
Abnormal		18 (33.3%)**	10 (21.7%)	13 (33.3%)	20 (71.4%)	34* (59.6%)
Normal		36 (66.7%)	36 (78.3%)	26 (66.7%)	8 (28.6%)	23 (40.4%)
Not evaluated		3	11	18	29	0

* p ≤ 0.04 *** p ≤ 0.009 ***** p ≤ 0.0001
** p ≤ 0.05 **** p ≤ 0.03
K concordance test:
SR vs sexual dysfunction k = 33 p ≤ 0.006
SSR vs sexual dysfunction k = 38 p ≤ 0.02
SR = sacral reflex PEP = pudendal somatosensory evoked potentials MEP = motor evoked potentials SSR = sympathetic skin responses

ISSN: 1756-9966