Table 2.
Pearson’s correlation coefficient in test for correlation between subluxation and the measured variables preoperatively and 3 and 12 months after total joint arthroplasty
| Variable | Hands (n = 133) | Patientsa (n = 114) | Unilateral cases (n = 95) |
|---|---|---|---|
| Age | −0.05 | −0.07 | −0.03 |
| Preoperative | |||
| Grip strength | 0.29 | 0.21 | 0.22 |
| Grip strengthb | 0.07 | 0.07 | 0.08 |
| Restriction abduction | 0.05 | 0.05 | 0.08 |
| VAS at rest | 0.01 | −1.13 | 0.06 |
| VAS at activity | −0.04 | −0.06 | 0.05 |
| DASH | −0.06 | −0.02 | −0.06 |
| 3 months | |||
| Grip strength | 0.22 | 0.24 | 0.21 |
| VAS at rest | −0.13 | −0.13 | −0.07 |
| VAS at activity | 0.10 | −0.013 | −0.14 |
| DASH | 0.00 | −0.05 | −0.14 |
| 12 months | |||
| Grip strength | 0.30 | 0.32 | 0.34 |
| Restriction abduction | −0.05 | 0.07 | 0.06 |
| VAS at rest | −0.03 | −0.08 | −0.09 |
| VAS at activity | 0.10 | 0.07 | 0.03 |
| DASH | −0.03 | −0.09 | −0.19 |
VAS visual analog scale, DASH Disability of the Arm, Shoulder and Hand score
aOnly first operated hand in bilateral cases
bGrip strength of the operated hand divided with the grip strength of the opposite hand