Table 2:

Comparison of patient age and median minimum ADC value for low-grade and high-grade astrocytoma groups

Parameters	Low-Grade Group	High-Grade Group	P Value*
Age (yr)	42 (21–55)†	44 (23–77)†	.529
Median minimum ADC (10−3 mm2 · sec−1)	1.190 (1.030–1.725)†	1.035 (0.900–1.240)†	.021

^*Median (minimal-maximal).

^†Mann-Whitney U test.