Table 4.

Immediate postoperative complications.

Complications	N	Valid percentage	CI 95%
None	540	87.0	84.1–89.5
Urinary tract infection	1	0.2	0–0.9
Erysipelas	2	0.3	0–1.2
Temporomandibular dysfunction	2	0.2	0–1.2
Psychiatric disorders	5	0.8	0.3–1.9
Epileptic seizure	17	2.7	1.6–4.3
Diplopia	7	1.1	0.5–2.3
Deep vein thrombosis	3	0.5	0.1–1.4
Otorrhagia	1	0.2	0–0.9
Ipsilateral hypoacusis	1	0.2	0–0.9
Skin flap necrosis	1	0.2	0–0.9
Meningitis	2	0.3	0.−1.2
Surgical wound infection	4	0.6	0.2–1.6
Intracranial bleeding	9	1.4	0.7–2.7
Stroke	5	0.8	0.3–1.9
Intraoperative cerebral edema	1	0.2	0–0.9
Nosocomial pneumonia	1	0.2	0–0.9
Language disorders	5	0.8	0.3–1.9
CSF fistula	3	0.5	0.1–1.4
No information	11	1.8	0.9–3.1
Total	621	100