Table 3.

Postoperative complications of 92 patients

Complication#	Number of patients	Percentage (%)
Massive hemorrhage	11	12.0
Would infection	6	6.5
Neurological injury	4	4.3
Systemic infection*	5	5.4
Implant failure	2	2.2
Cerebrospinal fluid leakage	3	3.4
Cardiovascular diseases†	5	5.4

^#Surgical complications occurred in 21 patients with one or multiple complications. One complication occurred in 12 patients, and multiple complications occurred in the remaining nine patients including two complications in five patients, three in two patients, and four in another two patients; *systemic infection includes pulmonary infection in one patient, urologic infection in one, and a combination of pulmonary and urologic infections in three; two patients died of acute respiratory failure and multiple systemic infections within 30 days after surgery; ^†cardiovascular diseases include heart failure in three patients and major vessel injury in two. Among them one patient died of heart failure within 30 days after surgery.