Table 2.
Comparison of characteristic features between patients with and without postoperative stiffness
| Variable | Without stiffness (n = 214) | With stiffness (n = 121) | p-Value |
|---|---|---|---|
| Age (years) | 68.57 ± 9.9 | 68.28 ± 9.8 | 0.71 |
| Sex | |||
| Male | 81 (38) | 47 (38.8) | 0.85 |
| Female | 133 (62.2) | 74 (61.2) | |
| Laterality | |||
| Right | 140 (65.4) | 78 (65.5) | 0.82 |
| Left | 74 (34.6) | 43 (35.5) | |
| Diabetes | |||
| Yes | 26 (12.1) | 20 (16.5) | 0.046 |
| No | 188 (87.9) | 101 (83.5) | |
| Involved tendon | |||
| Supraspinatus | 79 (36.9) | 49 (40.5) | |
| Subscapularis | 17 (8) | 8 (6.6) | |
| Supraspinatus and subscapularis | 47 (22) | 27 (22.3) | 0.39 |
| Supraspinatus and infraspinatus | 51 (23.8) | 27 (22.3) | |
| Supraspinatus and subscapularis and infraspinatus | 20 (9.3) | 10 (8.3) | |
| Tear size | |||
| Small | 52 (24.2) | 34 (28.1) | |
| Medium | 61 (28.5) | 31 (25.7) | 0.57 |
| Large | 53 (24.8) | 28 (23.1) | |
| Massive | 48 (22.5) | 28 (23.1) | |
| Associated procedures | |||
| Tenotomy | 199 (92.5) | 113 (93.4) | 0.77 |
| Tenodesis | 16 (7.5) | 8 (6.6) | |
| Mean time from symptom onset to operation (month) | 6.7 ± 4.7 | 6.9 ± 5.2 | 0.69 |
| Etiology | |||
| Traumatic | 26 (12) | 58 (48) | < 0.001 |
| Atraumatic | 188 (88) | 63 (52) | |
| Mean VAS 1 week after surgery | 4.5 ± 2.1 | 7.7 ± 3.1 | < 0.001 |
Data are shown as mean ± SD or number (%)
VAS visual analog scale