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Table 1 Patient characteristics

From: Minimally invasive keyhole techniques for resection of giant intracranial tumors

Characteristic

N

Total patients

95

 Female

49 (51.6%)

 Male

46 (48.4%)

Mean age, years (range)

52.3 (23–83)

Presenting tumor

 Meningioma

54 (56.8%)

 Glioma

25 (26.3%)

 Schwannoma

12 (12.6%)

 Pituitary adenoma

2 (2.1%)

 Metastasis

1 (1.1%)

 Cholesteatoma

1 (1.1%)

Mean tumor volume, cm3

92.4

Mean follow-up, months (range)

28.3 (10–72)