Table 1.
Baseline characteristics
| Routine Removal (N = 93) | On-Demand Removal (N = 104) | |
|---|---|---|
| Sex, men | 57 (61.3%) | 62 (59.6%) |
| Age, mean (SD) | 44.8 (1.6) | 47.1 (1.4) |
| < 60 y/o | − 76 (81.7%) | − 84 (80.8%) |
| > / = 60 y/o | − 17 (18.3%) | − 20 (19.2%) |
| BMI, mean (SD) | 28.1 (0.6) | 28.3 (0.6) |
| Missing | 3 | 5 |
| Nicotine use | 24 (27.9%) | 25 (25.5%) |
| Missing | 7 | 6 |
| Alcohol abuse (> 2units/day) | 7 (8.1%) | 11 (11.2%) |
| Missing | 7 | 6 |
| Injury | ||
| Weber B | 26 (28.3%) | 21 (20.2%) |
| Weber C | 46 (50.0%) | 54 (51.9%) |
| Maisonneuve | 16 (17.4%) | 26 (25.0%) |
| Isolated* | 3 (3.3%) | 2 (1.9%) |
| Other | 1 (1.1%) | 1 (1.0%) |
| Missing | 1 | |
| ASA classification | ||
| I | 46 (50.0%) | 42 (41.2%) |
| II | 43 (46.7%) | 49 (48.0%) |
| III | 3 (3.3%) | 11 (10.8%) |
| Missing | 1 | 2 |
| No. Screw(s): | ||
| 1 | 63 (68.5%) | 68 (66.0%) |
| 2 | 29 (31.5%) | 35 (34.0%) |
| Missing | 1 | 1 |
| Cortices: | ||
| 3 | 74 (80.4%) | 84 (81.6%) |
| 4 | 18 (19.6%) | 19 (18.4%) |
| Missing | 1 | 1 |
ASA American Society of Anesthesiologists, BMI body mass index (weight/(height2)), No number of, y/o years old
*Isolated syndesmotic injury (without fracture)