Table 2.
The Differences in the Observed Means for Clinical Outcomes Following USO and DRO (Postoperative Minus Preoperative Values) Along With the Corresponding 95% CIs as Calculated Using a Bootstrap Resampling Procedure With 5000 Replicates.
| USO |
DRO |
|||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Preoperative |
Postoperative |
Difference in means | 95% CI | Preoperative |
Postoperative |
Difference in means | 95% CI | |||||
| Mean | Range | Mean | Range | Mean | Range | Mean | Range | |||||
| Wrist flexion (°) | 46.6 | 15-80 | 50.5 | 25-80 | 3.82 | −10.7 to 18.1 | 37.2 | 20-65 | 51.9 | 30-80 | 14.68 | 3.6 to 25.6* |
| Wrist extension (°) | 44.6 | 15-70 | 53.2 | 30-70 | 8.55 | −3.7 to 20.9 | 37.5 | 25-50 | 53.6 | 37-70 | 16.06 | 8.9 to 23.4* |
| Radial deviation (°) | 17.0 | 4-45 | 15.7 | 10-25 | −1.30 | −11.6 to 6.9 | 13.4 | 0-40 | 21.2 | 10-30 | 7.77 | −1.1 to 15.5 |
| Ulnar deviation (°) | 25.0 | 15-40 | 28.0 | 15-40 | 3.00 | −5.6 to 11.5 | 17.6 | 10-30 | 29.0 | 20-50 | 11.33 | 4.2 to 19.3* |
| Pronation (°) | 67.1 | 60-80 | 57.0 | 40-80 | −10.14 | −24.3 to 5.3 | 56.4 | 30-80 | 70.6 | 50-80 | 14.18 | 2.2 to 25.2* |
| Supination (°) | 53.6 | 10-80 | 52.0 | 30-80 | −1.57 | −26.1 to 25.1 | 62.2 | 20-80 | 73.8 | 65-80 | 11.53 | −0.3 to 25.3 |
| Grip strength (kg) | 14.4 | 2-25 | 23.3 | 6-38 | 8.93 | −1.3 to 18.9 | 14.1 | 7-23 | 25.6 | 16-50 | 11.50 | 4.6 to 19.5* |
| Pinch strength (kg) | 4.9 | 1-8 | 11.4 | 3-35 | 6.55 | −0.9 to 18.6 | 12.3 | 3-36 | 9.6 | 5-14 | −2.69 | −18.9 to 7.3 |
| Pain VAS | 5.1 | 2-7 | 2.0 | 0-6 | −3.09 | −4.6 to −1.5* | 5.8 | 1-9 | 2.0 | 0-5 | −3.78 | −5.4 to −2.0* |
Note. A 95% confidence with a lower limit below zero and an upper limit above zero represents a nonsignificant result. USO = ulnar shortening osteotomy; DRO = distal radius osteotomy; CI = confidence interval; VAS = visual analog scale.
*
Denotes significant difference of the means.