Table III.

Parameters at first and second MRI evaluations regarding cuff and humeral head migration.

Case	Supraspinatus (tear∗/fatty infiltration†)		Infraspinatus (tear∗/fatty infiltration†)		Teres minor (tear∗/fatty infiltration†)		ACHD (mm, mean values)
	First MRI	Second MRI	First MRI	Second MRI	First MRI	Second MRI	First MRI	Second MRI
1	t/0	t/2	n/0	n/1	n/0	n/1	8.5	8
2	t/1	t/3	n/0	n/0	n/0	n/0	8	5.5
3	p/0	p/1	n/0	p/0	n/0	n/0	7.5	7
4	n/0	2/N/A	n/0	n/N/A	n/0	n/N/A	6.5	4
5	p/0	p/0	p/0	p/0	n/0	n/0	8.5	8.5
6	t/0	t/1	p/0	p/1	n/0	n/0	7	6.5
7	t/1	t/2	p/1	t/4	n/0	n/0	6	4
8	n/0	p/0	n/0	p/0	n/0	n/0	5	3
9	p/0	p/0	n/0	n/0	n/0	n/0	6.5	6
10	n/0	t/0	n/0	p/0	n/0	n/0	7	6.5
11	p/0	t/1	n/0	n/1	n/0	n/0	7	6.5
12	t/2	t/3	p/0	p/0	n/0	n/0	4	2
13	n/0	p/1	n/0	n/1	n/0	n/0	7	6
14	t/0	t/1	p/0	p/1	n/0	n/0	7.5	6.5
15	p/1	p/2	n/0	n/2	n/0	n/1	7.5	8.5
16	p/0	p/1	p/0	p/1	n/0	n/0	6.5	7
17	n/0	p/1	n/0	n/1	n/0	n/0	6	5.5
18	p/0	t/1	p/0	p/1	n/0	n/1	7.5	7
19	t/0	t/1	p/0	t/1	n/0	n/0	9.5	4.5
20	p/0	t/0	n/0	p/0	n/0	n/0	6.5	7.5
21	t/0	t/2	p/0	p/1	n/0	n/0	8	8.5

ACHD, acromionhumeral distance; MRI, magnetic resonance imaging; N/A, not available.

Gray shaded: progression in fatty infiltration between the two MRIs.

^∗(n: none, p: partial, t: transmural).

^†Fatty infiltration was classified as stage 1 through 4 by Goutallier.¹⁷