Table 2.

Comparison of quantitative parameters pre- and post-immunotherapy in the effective group.

Parameters	Pre-treatment	Post-treatment	t/Z	p
T1 (ms)	1965.02 ± 210.34	1459.54 ± 535.96	3.109	0.008 c
ADC (×10–6 mm2/s)	1425.41 ± 457.03	1913.39 ± 468.25	-2.870	0.013 c
f (×10-3%)	119.00 (86.60, 183.05)	229.15 (131.60, 371.40)	1.789	0.074 d
D (×10–6 mm2/s)	1109.09 ± 208.06	1150.37 ± 360.51	-0.355	0.729 c
D* (×10–5 mm2/s)	825.42 ± 239.07	992.18 ± 382.20	-1.277	0.224 c

^crepresents paired t-test; ^drepresents Wilcoxon signed-rank test.