Table 1.
Demographic and clinical data of patients in group 1 and group 2
| Group 1 | Group 2 | p value | |
|---|---|---|---|
| N = 32 | N = 110 | ||
| Mean age (year; SD) | 57.7 (13.7) | 50.7 (15.5) | p = 0.017 |
| Male gender (no. [%]) | 10 (31%) | 70 (64%) | p = 0.002 |
| Duration of symptoms (months; SD) | 35.2 (42.7) | 34.0 (51.4) | p = 0.893 |
| History of surgery (no. [%]) | 7 (22%) | 10 (9%) | p = 0.004 |
| Diagnosis: | p = 0.042 | ||
| Subacromial pain syndrome n = 17 | 3 (9%) | 9 (8%) | |
| Rotator cuff rupture n = 68 | 13 (41%) | 41 (37%) | |
| Glenohumeral instability n = 39 | 3 (9%) | 30 (27%) | |
| AC osteoarthritis n = 20 | 2 (6%) | 16 (15%) | |
| Glenohumeral osteoarthritis n = 29 | 10 (31%) | 13 (12%) | |
| Frozen shoulder n = 3 | 1 (3%) | 1 (1%) | |
| DASH preop | 55.5 (19.8) | 35.3 (21.2) | p < 0.001 |
| DASH postop | 34.8 (20.5) | 12.1 (12.1) | p < 0.001 |
| DASH change | −20.7 (21.7) | −23.3 (22.1) | p = 0.559 |
Group 1: preoperative and postoperative with one or more psychological disorders. Group 2: preoperative and postoperative with no psychological disorders