Clinical Evaluation of CyberKnife in the Treatment of Vestibular Schwannomas

Table 1

Clinical characteristics and treatment of patients.

	Value
Patient characteristic
Total no. of patients	117
Gender (M : F)	57 : 60
Mean age, y	57.3 (13.9)
Mean audiometric followup, mo	64.5 (17.3)
Mean imaging followup, mo	61.1 (16.8)
Tumor side, right/left	57/60
Previous surgery	24
Mean tumor size, mm^3	4739.2 (5053.5)
Mean cochlear size, mm^3	42.5 (46.1)
Cyberknife parameters
Dose prescription isodose line, %	79.4 (3.7)
Coverage, %	97.1 (1.5)
CI	1.3 (0.1)
HI	1.3 (0.1)
nCI	1.3 (0.1)

Data are presented as mean (SD) or 𝑁.