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. 2009 Aug;4(3):100–109.

Table 2.

Descriptive statistics (mean ± SD, SEM) and Minimal Detectable Change (MDC) for knee extension active range of motion (AROM) and the Lower Extremity Functional Scale (LEFS) score by group for visits #1, 6,and 12

Treatment Comparison All MDC
Knee Extension AROM (°)
    Visit 1 8.3 ± 5.2, 1.3 5.3 ± 3.2, 1.0 7.1 ± 4.7, 0.9 2
    Visit 6 2.4 ± 2.6, 0.7 2.0 ± 1.8, 0.6 2.2 ± 2.2, 0.4 0.6
    Visit 12 1.1 ± 1.8, 0.5 1.2 ± 1.4, 0.4 1.1 ± 1.6, 0.3 0.3
LEFS Score (%)
    Visit 1 28.9 ± 15.0, 3.9 26.9 ± 12.1, 3.8 28.1 ± 13., 2.7 11.3 (9 pts)
    Visit 6 49.2 ± 17.8, 4.6 48.4 ± 15.0, 4.8 48.9 ± 16.4, 3.3 11.3 (9 pts)
    Visit 12 65.1 ± 16.4, 4.2 61.7 ± 13.7, 4.3 63.7 ± 15.2, 3.0 11.3 (9 pts)

Note. All (n=25); Treatment Group (n=15); Comparison group (n=10), Treatment = sEMG-triggered NMES with exercise; Comparison = Exercise-only.