Table 4.
Comparison of functional outcomes according to number of displaced radiographic parameters
| Outcome | Zero (n = 27) | One (n = 13) | Two or more (n = 13) | p Value |
|---|---|---|---|---|
| Range of motion (% recovery) | ||||
| Flexion-extension | 83.9 ± 13.8 | 80.8 ± 12.4 | 81.2 ± 10.0 | 0.70 |
| Radioulnar | 78.8 ± 18.7 | 81.9 ± 15.5 | 89.5 ± 15.8 | 0.20 |
| Supination-pronation | 96.2 ± 10.3 | 97.6 ± 3.8 | 95.7 ± 4.2 | 0.81 |
| Strength (% recovery) | ||||
| Grip strength | 85.1 ± 21.7 | 76.7 ± 20.6 | 71.8 ± 14.5 | 0.13 |
| Pinch strength | 93.5 ± 18.4 | 82.3 ± 20.0 | 88.8 ± 13.3 | 0.18 |
| Subjective function (scaled score) | ||||
| DASH | 14.3 ± 13.1 | 12.9 ± 11.2 | 15.1 ± 12.8 | 0.91 |
| PRWE | 12.8 ± 12.9 | 15.5 ± 13.5 | 16.5 ± 17.2 | 0.70 |
| MASS07 | 5.8 ± 9.0 | 4.9 ± 6.4 | 10.3 ± 12.6 | 0.04 |
| Gartland and Werley | 3.1 ± 3.5 | 3.7 ± 3.0 | 4.2 ± 2.8 | 0.43 |
| Objective hand performance (% recovery) | ||||
| Jebsen-Taylor test | 90.9 ± 15.7 | 92.6 ± 13.7 | 94.7 ± 12.9 | 0.75 |
Values are expressed as average ± standard deviation; DASH = Disabilities of the Arm, Shoulder, and Hand; PRWE = Patient-rated Wrist Evaluation; MASS07 = Modernized Activity Subjective Survey of 2007.