Table 1.

The 90%-CRLB_σ calculated over all voxels in the eight cartilage ROIs

Subject	Patients		Controls
	No registration	Automated registration	No registration	Automated registration
1	1,753	177	260	244
2	43	34	> 10,000	605
3	142	84	443	298
4	96	74	410	360
5	765	152	176	164
6	178	120	> 10,000	712
7	111	74	456	385
8	> 10,000	762	441	267
9	128	105	> 10,000	2,609
10	152	86	165	141
11	91	69	-	-

In one patient and three control subjects the 90%-CRLB_σ value without registration is over 10,000 ms. This resulted from voxels where the maximum likelihood fit indicated an ‘infinitely’ long T1 time