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Table 2 Overview of the applied radiation modalities, doses and fractions in SRS/SRT in relation to the tumor volume

From: Early motor function after local treatment of brain metastases in the motor cortex region with stereotactic radiotherapy/radiosurgery or microsurgical resection: a retrospective study of two consecutive cohorts

Volume Patients Percentage of SRS treatments Mean SRS dose (Gy) Fractions(mean) Mean SRT dose (Gy)
< 4.5 cm3 28 43% 20Gy 10.5 35Gy
> 4.5 cm3 13 7% 20Gy 10.3 33Gy