TABLE 4.
Imaging Data: Radiograph, CT, and MRI Findings of the Nonsurgical Versus Surgical Groups (Available Data)a
| Nonsurgical Group | Surgical Group | Combined | P Value | |
|---|---|---|---|---|
| Radiographs | n = 120 | n = 163 | n = 283 | |
| Bony defect | .2b | |||
| No | 68 (81) | 60 (98) | 63 (179) | |
| Yes | 32 (39) | 40 (65) | 37 (104) | |
| CT | n = 9 | n = 36 | n = 45 | |
| Bony defect | .54b | |||
| No | 22 (2) | 14 (5) | 16 (7) | |
| Yes | 78 (7) | 86 (31) | 84 (38) | |
| MRI | n = 46 | n = 148 | n = 194 | |
| Anterior glenoid bone loss | .055b | |||
| No | 93 (43) | 82 (121) | 85 (164) | |
| Yes | 7 (3) | 18 (27) | 15 (30) | |
| Posterior glenoid bone loss | .21b | |||
| No | 100 (46) | 97 (143) | 97 (189) | |
| Yes | 0 (0) | 2 (5) | 3 (5) | |
| Hill-Sachs lesion | .17b | |||
| No | 67 (31) | 56 (83) | 59 (114) | |
| Yes | 33 (15) | 44 (65) | 41 (80) | |
| Reverse Hill-Sachs lesion | .08b | |||
| No | 87 (40) | 95 (140) | 93 (180) | |
| Yes | 13 (6) | 5 (8) | 7 (14) | |
| Anterior labral tear | .012b | |||
| No | 65 (30) | 44 (65) | 49 (95) | |
| Yes | 35 (16) | 56 (83) | 51 (99) | |
| Posterior labral tear | .74b | |||
| No | 76 (35) | 74 (109) | 74 (144) | |
| Yes | 24 (11) | 26 (39) | 26 (50) | |
| HAGL | .33b | |||
| No | 100 (46) | 98 (145) | 98 (191) | |
| Yes | 0 (0) | 2 (3) | 2 (3) | |
| Supraspinatus tear | .006b | |||
| No | 78 (36) | 93 (137) | 89 (173) | |
| Yes | 22 (10) | 7 (11) | 11 (21) | |
| Infraspinatus tear | .081b | |||
| No | 89 (41) | 96 (142) | 94 (183) | |
| Yes | 11 (5) | 4 (6) | 6 (11) | |
| Subscapularis tear | .017b | |||
| No | 89 (41) | 99 (146) | 96 (187) | |
| Yes | 11 (5) | 1 (2) | 4 (7) |
aResults are reported as % (n). CT, computed tomography; HAGL, humeral avulsion of glenohumeral ligament; MRI, magnetic resonance imaging.
bPearson chi-square test.