Table 5.

Comparison of WHO grade I and grade II/III meningioma.

Variable	WHO grade		p-value
	I (n = 90)	II/III (n = 13)
Sex (Male/Female)	35/55	5/8	1
Age at volumetry (yrs)*	63 (23–83)	67 (41–77)	0.471
Tumor location (Convexity/Parasagittal/Falx)	42/19/29	7/5/1	0.113
Tumor side (Right/Left)	41/49	7/6	0.767
Tumor area (Frontal/Middle/Occipital)	24/50/16	2/8/3	0.778
MRI T2WI (Hyper/Others)	75/15	8/5	0.125
Multiple lesions (Yes/No)	8/82	0/13	0.592
Peritumoral edema (Yes/No)	65/25	12/1	0.176
Maximum tumor diameter (mm)*	48 (18–82)	63 (22–100)	0.044
Tumor volume (ml)*	37.6 (2.8–188.9)	71.2 (5.0–123.9)	0.111

^*Median (range).

WHO, World Health Organization.