Table 2.
Preoperative sample characteristics by timing of RC repair
| Preoperative factors | Timing of RC repair after trauma | p values | |
|---|---|---|---|
| ≤ 3 months (n = 77) | > 3 months (n = 281) | ||
| Age at surgery, years | 58 ± 10.2 (30–76) | 58 ± 9.6 (17–79) | n.s |
| Sex | 0.002 | ||
| Women | 20 (26.0%) | 127 (45.2%) | |
| Men | 57 (74.0%) | 154 (54.8%) | |
| ASA classification | 1.7 ± 0.5 (1–3) | 1.9 ± 0.5 (1–3) | 0.039 |
| BMI, kg/m2 | 25.8 ± 3.7 (20–35) | 26.9 ± 4.5 (17–43) | 0.038 |
| Smoke > 10 cigarettes/day | 4 (5.2%) | 22 (7.8%) | n.s |
| Previous surgery | |||
| Same shoulder | 20.8 ± 14.9 (2–79.5) | 24.4 ± 15.5 (0–85) | n.s |
| Contralateral shoulder | 75.7 ± 22.2 (5–100) | 73.8 ± 19.4 (8–99) | n.s |
| Preoperative WORC index | 42.4 ± 83.3 (1–90.1) | 45.6 ± 81.1 (8.9–96.1) | n.s |
| Preoperative CM score | 20.8 ± 14.9 (2–79.5) | 24.4 ± 15.5 (0–85) | n.s |
| Goutallier grades 2–4 | 16 (20.8%) | 62 (22.3%) | n.s |
| Thomazeau grade III | 13 (17.1%) | 52 (18.6%) | n.s |
| Number of tendons involved | 1.6 ± 0.6 (1–3) | 1.4 ± 0.6 (1–3) | 0.021 |
| 1 | 35 (45.5%) | 177 (63.0%) | |
| 2 | 35 (45.5%) | 86 (30.6%) | |
| 3 | 7 (9.0%) | 18 (6.4%) | |
ASA American Society of Anesthesiologists, BMI body mass index, RC rotator cuff
Statistics shown are mean ± SD (range) for continuous data or n (%) for categorical data
A p value of < 0.05 indicates a significant between-group difference preoperatively