Table 1.

Study and clinical parameters.

Author	Year	Tumor Entity	Average Tumor Volume	No. of Patients
Wang, Zhang et al. [110]	2021	Pituitary adenoma	7.9 mL	163
Bouget et al. [5]	2021	Meningioma	29.8 mL (surgically resected); 8.47 mL (untreated)	698
Lee et al. [108]	2021	Vestibular schwannoma	2.05 mL	381
Ito et al. [6]	2020	Spinal schwannoma	Not mentioned	50
Ugga et al. [89]	2020	Meningioma	Not mentioned	1876
Lee et al. [113]	2020	Vestibular schwannoma	Not mentioned	516
George-Jones et al. [114]	2020	Vestibular schwannoma	0.28 mL	65
Qian et al. [107]	2020	Pituitary adenoma	Not mentioned	149
Laukamp et al. [112]	2020	Meningioma	∼31 mL	126
Shapey, Wang et al. [115]	2019	Vestibular schwannoma	1.89 mL (test set)	243
Laukamp et al. [111]	2018	Meningioma	30.9 mL	56 (test set)