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Table 2 Statistical results of time and frequency domain analyses using EMG data from bilateral tibialis muscles

From: Sleep/wake estimation using only anterior tibialis electromyography data

Subject #(symptom) Method SENS SPEC PPV NPV ACCU KAPPA F-measure
1 TDA 0.99 0.69 0.56 1.00 0.78 0.64 0.72
(N) FDA 1.00 0.71 0.60 1.00 0.80 0.69 0.75
2 TDA 0.99 0.74 0.65 0.99 0.82 0.64 0.79
(N) FDA 0.99 0.73 0.63 0.99 0.81 0.67 0.77
3 TDA 1.00 0.70 0.58 1.00 0.79 0.70 0.73
(N) FDA 0.99 0.71 0.59 1.00 0.79 0.67 0.74
4 TDA 0.98 0.75 0.68 0.98 0.83 0.61 0.80
(N) FDA 0.98 0.71 0.60 0.99 0.79 0.59 0.74
5 TDA 0.99 0.69 0.56 0.99 0.77 0.61 0.71
(N) FDA 0.99 0.80 0.73 0.99 0.82 0.72 0.99
6 TDA 0.99 0.78 0.71 0.99 0.85 0.73 0.83
(N) FDA 0.99 0.77 0.71 0.99 0.85 0.67 0.82
7 TDA 0.99 0.65 0.47 1.00 0.73 0.55 0.63
(N) FDA 1.00 0.70 0.57 1.00 0.78 0.66 0.73
8 TDA 0.99 0.71 0.59 0.99 0.79 0.64 0.74
(O) FDA 0.99 0.77 0.71 0.99 0.85 0.68 0.82
9 TDA 1.00 0.68 0.53 1.00 0.76 0.64 0.69
(O) FDA 0.99 0.75 0.67 1.00 0.83 0.66 0.80
10 TDA 0.95 0.63 0.44 0.98 0.71 0.47 0.60
(P) FDA 0.94 0.70 0.58 0.96 0.77 0.40 0.72
11 TDA 0.99 0.59 0.31 1.00 0.66 0.44 0.48
(P) FDA 0.99 0.67 0.52 0.99 0.76 0.56 0.68
12 TDA 0.96 0.55 0.19 0.99 0.59 0.26 0.32
(P) FDA 0.98 0.60 0.34 0.99 0.67 0.41 0.51
Mean(SD) TDA 0.99 (0.01) 0.71 (0.04) 0.60 (0.08) 0.99 (0.01) 0.80 (0.04) 0.64 (0.06) 0.74 (0.07)
(N) FDA 0.99 (0.01) 0.73 (0.04) 0.63 (0.06) 0.99 (0.01) 0.81 (0.02) 0.67 (0.04) 0.79 (0.09)
Mean(SD) TDA 0.99 (0.01) 0.71 (0.04) 0.59 (0.08) 0.99 (0.01) 0.79 (0.04) 0.64 (0.05) 0.74 (0.06)
(N + O) FDA 0.99 (0.01) 0.74 (0.04) 0.65 (0.06) 0.99 (0.01) 0.81 (0.03) 0.67 (0.03) 0.80 (0.08)
Mean(SD) TDA 0.99 (0.02) 0.68 (0.07) 0.52 (0.15) 0.99 (0.01) 0.76 (0.07) 0.58 (0.13) 0.67 (0.15)
(N + O + P) FDA 0.99 (0.02) 0.72 (0.05) 0.60 (0.11) 0.99 (0.01) 0.79 (0.05) 0.62 (0.11) 0.76 (0.11)
  1. TDA time domain analysis, FDA frequency domain analysis, SENS sensitivity, SPEC specificity, PPV (positive predictive value, NPV negative predictive value, ACCU accuracy, KAPPA kappa statistic, SD standard deviation, symptom: N Normal, O OSA, P PLMD.