Table 2.

T1 relaxation times in patients with cervical spinal canal stenosis.

Patient #	Grade of stenosis	T1 relaxation time			ΔT1
		Above stenosis	Within stenosis	Below stenosis
1	I	1028	966	1098	97
2	I	1063	983	1084	91
3	I	1083	975	1003	67
4	I	1007	923	1108	135
5	I	1036	962	1060	87
6	I	1000	913	1075	125
7	II	1003	911	1079	131
8	II	974	800	1115	245
9	II	1000	888	1013	118
10	II	1075	946	1074	129
11	II	983	902	781	−20
12	II	1015	901	1012	113
13	II	1103	837	1189	309
14	II	1008	864	1089	185
Mean ± SD		1027 ± 39	912 ± 53	1056 ± 93	129 ± 78

ΔT1 = (T1 above stenosis + T1 below stenosis)/2 – T1 in stenosis.

Mean T1 values in stenosis are significantly different to other regions p<0.001.