Table 2.
Descriptive and Inferential Statistics for Kinematic variables
| Kinematic variables | Pretreatment | Posttreatment | ANCOVA | ||||
|---|---|---|---|---|---|---|---|
| RT + mCIT | RT | RT + mCIT | RT | F | P | Partial η 2 | |
| (n = 17) | (n = 17) | (n = 17) | (n = 17) | ||||
| Endpoint coordinate strategy variables | |||||||
| Index MT (ms) | 2.53 ± 1.22 | 2.17 ± 1.59 | 2.32 ± 1.28 | 1.84 ± 0.99 | 0.89 | .35 | 0.03 |
| Index Dist (mm) | 252.28 ± 54.84 | 241.68 ± 49.17 | 264 ± 48.06 | 242.61 ± 59.74 | 0.94 | .34 | 0.03 |
| Index PV (mm/ms) | 705.7 ± 279.54 | 724 ± 201.91 | 700.42 ± 231.40 | 847.84 ± 224.96 | 5.63 | .02* | 0.15 |
| Index PPV (%) | 26.7 ± 18.46 | 22.12 ± 12.93 | 25.87 ± 13.77 | 22.34 ± 14.62 | 0.35 | .56 | 0.01 |
| Angular coordinate strategy variables | |||||||
| MaxShFlex (degree) | 33.22 ± 25.02 | 27.16 ± 15.84 | 32.36 ± 19.52 | 29 ± 18.31 | 0.01 | .91 | <0.001 |
| MaxShAbd (degree) | 44.98 ± 18.29 | 40.19 ± 14.39 | 39.6 ± 16.45 | 45.4 ± 13.39 | 6.10 | .02* | 0.16 |
| MaxElbExt (degree) | 87.43 ± 17.98 | 88.54 ± 17.2 | 94.01 ± 18.43 | 84.5 ± 14.73 | 4.48 | .04* | 0.13 |
| Trunk compensatory variables | |||||||
| Trunk MT (ms) | 2.66 ± 1.27 | 2.21 ± 1.63 | 2.54 ± 1.44 | 1.86 ± 1.07 | 1.58 | .22 | 0.05 |
| Trunk Dist (mm) | 95.6 ± 51.22 | 83.12 ± 34.15 | 82.76 ± 30.09 | 91.02 ± 30.98 | 5.23 | .03* | 0.14 |
| Trunk PV (mm/ms) | 129.01 ± 64.14 | 122.98 ± 41.89 | 126.48 ± 49.91 | 147.01 ± 43.96 | 4.51 | .04* | 0.13 |
| MaxTrunkFlex (degree) | 10.72 ± 6.69 | 10.38 ± 5.77 | 9.54 ± 5.27 | 13.03 ± 5.39 | 7.13 | .01* | 0.19 |
NOTE: Values are mean ± standard deviation. *P < 0.05
Abbreviations Dist distance, MaxElbExt maximal angle of elbow extension, MaxShAbd maximal angle of shoulder abduction, MaxShFlex maximal angle of shoulder flexion, MaxTrunkFlex maximal angle of trunk flexion, mCIT a modified form of constraint-induced therapy, MT movement time, PPV percentage of movement time where peak velocity occurs, PV peak velocity, RT robot-assisted therapy