Table 1. ALFF values of healthy subjects and CSM patients (mean ± SEM).

ALFF values	Healthy subjects (N = 25)	CSM patients (N = 18)	F	t	P
CC	12.90 ± 0.83	31.23 ± 4.12	28.612	-4.355	<0.001
C2	13.58 ± 0.92	28.07 ± 3.64	27.715	-3.858	0.001
C3	12.60 ± 0.83	28.71 ± 3.82	32.995	-4.117	0.001
C4	12.70 ± 0.85	30.42 ± 4.20	30.238	-4.135	0.001
C5	12.55 ± 0.85	34.02 ± 4.93	23.241	-4.290	<0.001
C6	13.11 ± 0.95	34.91 ± 4.39	30.527	-4.849	<0.001
ALFF values	Mild CSM patients (N = 8)	Severe CSM patients (N = 10)	F	t	P
CC	19.38 ± 2.55	40.70 ± 5.59	3.983	-3.188	0.006
C2	17.87 ± 1.95	36.24 ± 5.10	4.686	-3.362	0.006
C3	17.83 ± 1.75	37.41 ± 5.37	8.639	-3.465	0.005
C4	18.12 ± 2.65	39.87 ± 5.77	4.243	-3.074	0.007
C5	20.04 ± 2.91	45.20 ± 6.79	4.772	-3.407	0.005
C6	22.55 ± 3.81	44.80 ± 5.67	2.141	-3.081	0.007

Note: CC—whole cervical cord; C2/C3/C4/C5/C6—C2/C3/C4/C5/C6 segment of cervical cord