Table 3.

Surgical data.

Variables	Entire Cohort (n = 180)
Time from symptom presentation to surgery (months)	12 (6–24)
Time from diagnosis (first MRI) to surgery (months)	3 (1–6)
Laminectomy range (levels)	2 (2–3)
Laminoplasty	83 (46%)
Nerve root preserved	133 (74%)
Postoperative complication
Wound infection requiring antibiotics	4 (2.2%)
Wound infection requiring surgery	0 (0%)
Hematoma requiring surgery	1 (0.6%)
CSF leak requiring surgery	5 (2.8%)
Gross total resection	150 (83%)
Adjuvant chemotherapy	0 (0%)
Adjuvant radiotherapy	0 (0%)

Data presented as median (range) or count (proportion). Abbreviation: CSF = cerebrospinal fluid.