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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.
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