Table II. —Primary and secondary outcomes (baseline scores and within-groups mean differences at each timepoint).
| Variable | Group | Baseline | Change to 1-month | Change to 3-months | Change to 6-months | P value | |
|---|---|---|---|---|---|---|---|
| Group | Time | ||||||
| Primary outcome | |||||||
| AUSCAN function | CareHand (N.=66 hands) | 17.8±8.2 (15.7 to 19.8) |
NA | -1.5±5.8 (-3.1 to 0.1) |
-3.0±7.8 (-5.1 to -0.9)* |
0.252 | 0.034 |
| Usual care (N.=78 hands) | 16.9±8.3 (15.1 to 18.8) |
NA | -0.5±8.7 (-2.7 to 1.7) |
-0.9±9.5 (-3.3 to 1.5) |
|||
| Secondary measures | |||||||
| QuickDASH | CareHand (N.=66 hands) | 45.0±23.2 (36.9 to 53.1) |
-8.1±14.6 (-13.7 to -2.4)* |
-7.9±16.1 (-14.1 to -1.6)* |
-8.9±18.2 (-15.8 to -1.9)* |
0.041 | 0.048 |
| Usual care (N.=78 hands) | 46.9±22.2 (37.2 to 52.5) |
-6.3±16.2 (-12.2 to -0.5)* |
1.1±24.9 (-7.7 to 9.9) |
-1.2±28.0 (-11.1 to 8.8) |
|||
| AUSCAN Pain | CareHand (N.=66 hands) | 8.8±4.3 (7.7 to 9.8) |
NA | -1.3±4.6 (-2.5 to -0.1)* |
-2.0±4.6 (-3.2 to -0.8)* |
0.543 | 0.002 |
| Usual care (N.=78 hands) | 9.1±4.6 (8.1 to 10.1) |
NA | -0.4±5.1 (-1.6 to 0.9) |
-1.1±5.4 (-2.4 to -0.3) |
|||
| AUSCAN Stiffness | CareHand (N.=66 hands) | 1.3±1.1 (1.1 to 1.6) |
NA | -0.1±1.2 (-0.4 to 0.3) |
-0.3±1.4 (-0.7 to 0.1) |
0.246 | 0.035 |
| Usual care (N.=78 hands) | 1.4±1.2 (1.1 to 1.7) |
NA | 0.3±1.2 (0.0 to 0.6)* |
-0.1±1.5 (-0.4 to 0.3) |
|||
| AUSCAN Total | CareHand (N.=66 hands) | 27.9±12.4 (24.8 to 30.9) |
NA | -2.9±9.1 (-5.3 to -0.4)* |
-5.3±11.7 (-8.4 to -2.2)* |
0.271 | 0.004 |
| Usual care (N.=78 hands) | 27.4±13.2 (24.5 to 30.4) |
NA | -0.5±13.3 (-3.9 to 2.8) |
-2.1±14.3 (-5.6 to 1.5) |
|||
| NRS Pain | CareHand (N.=66 hands) | 5.7±2.6 (5.1 to 6.4) |
-0.8±2.5 (-1.5 to -0.1)* |
-0.7±2.4 (-1.3 to 0.0)* |
0.0±2.6 (-0.7 to 0.7) |
0.004 | 0.576 |
| Usual care (N.=78 hands) | 4.9±2.8 (4.3 to 5.6) |
0.9±3.1 (0.2 to 1.7)* |
1.0±3.2 (0.2 to 1.8)* |
0.4±3.5 (-0.4 to 1.3) |
|||
| NRS Stiffness | CareHand (N.=66 hands) | 4.5±3.4 (3.7 to 5.4) |
NA | -0.7±2.6 (-1.4 to 0.0)* |
-1.7±3.6 (-2.6 to -0.7)* |
0.193 | 0.001 |
| Usual care (N.=78 hands) | 4.8±3.2 (4.1 to 5.5) |
NA | 0.3±3.2 (-0.5 to 1.1) |
-0.8±3.9 (-1.8 to 0.1) |
|||
| Grip Strength | CareHand (N.=66 hands) | 40.8±21.9 (35.4 to 46.2) |
NA | -1.2±18.9 (-6.8 to 4.3) |
NA | 0.057 | 0.084 |
| Usual care (N.=78 hands) | 43.5±18.5 (39.4 to 47.7) |
NA | 3.4±15.1 (-0.7 to 7.5) |
NA | |||
| Pinch Strength | CareHand (N.=66 hands) | 10.3±4.7 (9.1 to 11.5) |
NA | -0.4±4.0 (-1.6 to 0.8) |
NA | 0.661 | 0.530 |
| Usual care (N.=78 hands) | 11.2±4.7 (10.1 to 12.3) |
NA | -0.1±3.1 (-0.9 to 0.8) |
NA | |||
| NHPT | CareHand (N.=66 hands) | 34.2±13.4 (30.9 to 37.5) |
NA | -3.8±11.8 (-7.3 to -0.3)* |
NA | 0.239 | 0.006 |
| Usual care (N.=78 hands) | 27.9±5.9 (26.6 to 29.3) |
NA | -1.6±6.9 (-3.4 to -0.3) |
NA | |||
Data are reported as mean±SD (95% confidence interval). *Significant intragroup mean difference P value<0.05. NRS: numeric rating scale; QuickDASH: short form of the Disabilities of the Arm, Shoulder, and Hand questionnaire; AUSCAN: Australian/Canadian Hand Osteoarthritis Index.