Skip to main content

Table 5 Agreement by parameter

From: A novel approach to surface electromyography: an exploratory study of electrode-pair selection based on signal characteristics

Parameter Agreement
of 56 cases %
Root mean square (RMS) 8 14.29
Mean absolute value (MAV) 7 12.5
Maximum amplitude (MAX) 7 12.5
Slope sign changes (SSC) 7 12.5
Zero crossings (ZC) 7 12.5
Waveform length (WL) 9 16.07
Mean Frequency (MNF) 2 3.57
Median Frequency (MDF) 1 1.79
Signal-to-motion artifact ratio (SMR) 0 0
Maximum-to-minimum drop in power density ratio (DPR) 3 5.36
Signal-to-noise ratio (SNR) 4 7.14
Power spectrum deformation (Ω) 3 5.36
  1. The condition for agreement was met when the guideline-recommended electrode pair was the same as the electrode pair that had a ranking of 1.