A Pilot Study of Compensatory Strategies for Reach-to-Grasp-Pen in Patients with Stroke
Table 3
Comparison of finger joint angles at the starting and end positions in grasping tasks in healthy and stroke subjects.
Joint
The initial position of grasping
The end position of grasping
Healthy
Mild
Moderate
value
value
Healthy
Mild
Moderate
value
value
MCP
Thumb
9.36 ± 4.34
17.18 ± 7.83a
13.43 ± 4.65
4.645
0.018
11.51 ± 7.82
9.53 ± 6.71
10.89 ± 4.85
0.254
0.778
Index
50.55 ± 8.68
48.79 ± 13.91
39.06 ± 10.84
3.148
0.058
48.14 ± 7.82
39.03 ± 14.77
31.66 ± 13.79a
4.455
0.021
Middle
50.86 ± 6.88
54.90 ± 13.87
43.90 ± 10.26
2.894
0.071
42.93 ± 6.40
45.54 ± 11.92
38.82 ± 20.01
0.451
0.641
Ring
44.78 ± 8.35
49.51 ± 17.57
41.08 ± 14.19
0.994
0.382
53.62 ± 9.28
50.37 ± 15.06
40.23 ± 19.89
2.156
0.134
Little
43.71 ± 7.89
48.79 ± 19.90
41.56 ± 15.26
0.640
0.535
65.34 (60.85–66.85)
63.53 (51.98–70.92)
47.42 (31.95–60.55)a
6.779
0.034
PIP
Thumb
16.67 ± 7.36
28.19 ± 10.60a
24.20 ± 7.55
4.727
0.017
19.92 ± 11.69
16.18 ± 10.56
19.52 ± 7.47
0.452
0.641
Index
37.96 ± 10.42
46.30 ± 18.22
37.74 ± 12.61
1.271
0.296
53.40 ± 10.18
42.95 ± 6.89
39.59 ± 17.63a
3.441
0.046
Middle
50.06 ± 11.39
58.54 ± 16.39
56.08 ± 13.47
1.009
0.377
54.25 ± 7.39
54.95 ± 10.66
55.39 ± 19.64
0.018
0.982
Ring
50.53 ± 10.39
56.81 ± 18.05
54.16 ± 11.92
0.531
0.593
55.45 ± 5.65
53.52 ± 11.01
50.72 ± 14.44
0.482
0.622
Little
53.65 ± 8.21
57.55 ± 16.06
50.92 ± 10.30
0.832
0.445
48.93 ± 5.44
51.84 ± 9.94
47.14 ± 14.01
0.556
0.579
DIP
Index
23.66 ± 5.19
30.93 ± 10.67
25.77 ± 7.79
2.169
0.132
39.83 ± 12.56
36.47 ± 14.70
29.92 ± 14.43
1.372
0.269
Middle
34.87 ± 10.61
37.83 ± 7.91
46.72 ± 17.90
2.430
0.106
46.43 ± 6.58
45.88 ± 12.28
44.06 ± 16.47
0.104
0.902
Ring
43.88 ± 12.51
43.59 ± 12.03
49.98 ± 17.08
0.709
0.500
50.28 ± 4.72
51.64 ± 11.11
49.86 ± 18.44
0.057
0.945
Little
48.56 ± 9.97
45.43 ± 14.26
53.78 ± 19.44
0.845
0.440
51.79 ± 8.41
51.89 ± 8.93
53.77 ± 19.13
0.077
0.926
Mild group: stroke patients with mild motor impairment. Moderate group: stroke patients with moderate motor impairment. aCompared with the healthy group, .bCompared with the mild group, .
