Patient Characteristics in Ulnar Nerve Compression at the Elbow at a Tertiary Referral Hospital and Predictive Factors for Outcomes of Simple Decompression versus Subcutaneous Transposition of the Ulnar Nerve

Table 4

Occurrence of complications in 202 cases having surgery for ulnar nerve compression at the elbow.

	All patients, n (%)	Simple decompression, n (%)	Primary anterior subcutaneous transposition, n (%)	Secondary anterior subcutaneous transposition, n (%)
Total	205^a
None	164/202 (81)	102/114 (89)	38/56 (68)	23/32 (72)
Emergent neurogenic pain after surgery	16/202 (8)	2/114 (2)	10/56 (18)	4/32 (13)
Affection of nerve function^b	15/202 (7)	7/114 (6)	7/56 (13)	1/32 (3)
Postoperative infection	6/202 (3)	3/114 (3)	2/56 (4)	1/32 (3)
CRPS	4/202 (2)	1/114 (1)	0/56 (0)	3/32 (9)

^aThree of the patients had two different types of complications making the total number 205. ^bAffection or loss of nerve function, including hypoesthesia, around the area of surgery. CRPS: complex regional pain syndrome.