Table 2.
Responsiveness of grip strength, pinch strength, and s-2PD
| Preoperative | Postoperative | Postoperative − preoperative | Responsiveness | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Instrument | Mean | SD | Mean | SD | Mean | Median | SD | SRM | ES |
| Grip strength (66)* | 16.38 | 9.37 | 14.81 | 7.29 | −1.57 | −1.17 | 6.04 | −0.26 | −0.17 |
| Pinch (66) | 5.52 | 2.55 | 5.65 | 2.72 | 0.13 | −0.13 | 1.42 | 0.09 | 0.05 |
| s-2PD (59)** | 8.45 | 4.18 | 7.09 | 3.31 | −1.40 | −0.67 | 3.25 | −0.43 | −0.33 |
Numbers in parentheses indicate the number of tests performed
s-2PD, static two-point discrimination
* Significant difference between the preoperative and postoperative median values (P < 0.05)
** Significant difference between the preoperative and postoperative median values (P < 0.01)