Table 2.

Harris hip scores at the time of the postoperative MRI grouped by severity of iliopsoas muscle atrophy

Patient	Grade of atrophya	Harris hip score	Post-op months to MRI
9	4	100	41
8	4	95.7	36
10	4	89.1	36
19	4	84.7	10
5	4	81.4	3
6	4	81.4	20
7	4	79.2	12
14	4	78.1	22
18	4	49.5	8
17	4	48.4	20
20	4	38.5	9
3	3	100	5
11	2	100	42
2	2	94.6	25
4	2	84.7	9
1	2	81.4	63
15	3	42.9	22
12	1	95.7	31
13	None	81.4	8
16	None	72.6	15

^aHighest grade of atrophy in iliacus or psoas