Effectiveness of a Novel Contralaterally Controlled Neuromuscular Electrical Stimulation for Restoring Lower Limb Motor Performance and Activities of Daily Living in Stroke Survivors: A Randomized Controlled Trial
Table 3
Comparison of sEMG-related indices between the two groups and between before and after treatment.
CCNMES group Mean (SD)
NMES group Mean (SD)
value
Difference between groups (95% CI)
aEMG (μV)
Before treatment
18.69 (16.03)
16.93 (17.35)
−0.440
0.660
1.77 [−8.65–12.18]
After treatment
38.15 (17.55)a
28.16 (20.77)a
−1.497
0.134
9.99 [−2.02–21.99]
Difference
19.45 (11.30)
11.24 (9.31)
−2.478
0.013
8.22 [1.76–14.67]b
iEMG (μV·s)
Before treatment
43.04 (41.75)
35.29 (36.36)
−0.667
0.505
7.60 [−16.66–32.18]
After treatment
82.91 (43.39)a
58.22 (42.04)a
−1.824
0.068
24.69 [−1.96–51.33]
Difference
39.86 (24.68)
22.94 (17.79)
−2.402
0.016
16.93 [3.51–30.34]b
RMS (μV)
Before treatment
54.54 (52.03)
44.35 (45.66)
−0.717
0.473
10.19[−20.34−40.71]
After treatment
104.40 (53.58)a
72.53 (50.80)a
−2.025
0.043
31.87 [−0.70–64.43]
Difference
49.86 (30.76)
28.18 (22.71)
−2.453
0.014
21.68 [4.82–38.54]b
SD: standard deviation; CI: confidence interval; aEMG: average electromyography; iEMG: integrated electromyography; RMS: root mean square; a, differences before and after treatment; b, differences between groups.
