Table 1 Demographics and tumor characteristics.

From: Pseudoprogression and peritumoral edema due to intratumoral necrosis after Gamma knife radiosurgery for meningioma

Characteristics

N = 127

Sex

Female

108 (85.0%)

Male

19 (15.0%)

Age (years)

59.6 ± 10.3

Tumor volume, preoperative (cc)

1.7 ± 1.8

TCTI

1.4 ± 0.4

Brain-tumor contact-surface index

0.56 ± 0.13

Peritumoral edema, preoperative

3 (2.4%)

  1. TCTI tumor/cerebellar peduncle T2-weighted imaging intensity.
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