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. Author manuscript; available in PMC: 2015 Aug 4.
Published in final edited form as: J Neural Eng. 2013 May 8;10(3):036019. doi: 10.1088/1741-2560/10/3/036019

Table 6.

Statistical analysis of the prediction outcomes, A, S, FA in %. The first row for each patient corresponds to the metrics calculated on all experimental trials (all) while the second row shows the same calculated for testing trials (test) which were not used for training.

Patient# Trial N,NTD TP,TN,FP,FN A S FA mcc, p-value
PD1 all 16,2 14,1,1,0 93.8 100 NC 0.68, 0.006
test 9,1 7,1,1,0 88.9 100 NC 0.66,NC

PD2 all 26,4 16,3,7,0 73.1 100 NC 0.46, 0.02
test 16,2 10,2,4,0 75.0 100 NC 0.49,0.05

PD3 all 17,0 15,0,2,0 88.2 100 NC NA
test 10,0 9,0,1,0 90.0 100 NC NA

PD4 all 32,11 16,8,8,0 75.0 100 27.3 0.53, 0.003
test 20,7 10,5,5,0 75.0 100 28.6 0.58, 0.01

All PD all 91,17 61,12,18,0 80.2 100 29.4 0.56, 10−10
test 55,10 36,8,11,0 80.0 100 20.0 0.57, 10−4

ET1 all 15,3 10,2,3,0 80.0 100 NC 0.55, 0.03
test 9,2 5,2,2,0 77.8 100 NC 0.6, NC

ET2 all 30,14 13,14,3,0 90.0 100 0 0.82, 0.0001
test 18,7 9,7,2,0 88.9 100 0 0.8, 0.0007

ET3 all 16,6 10,5,1,0 87.5 100 16.7 0.87, 0.0005
test 10,5 5,4,1,0 90.0 100 20 0.82, NC

ET4 all 30,20 7,17,6,0 80.0 100 15 0.63, 0.0005
test 18,12 4,11,3,0 83.3 100 8.3 0.67, 0.005

All ET all 91,43 40,38,13,0 85.7 100 11.6 0.71, 0
test 55,26 23,24,8,0 85.5 100 7.7 0.75, 10−8

Note: NC means not calculated; mcc could not be calculated for PD3 (NA) due to an indeterminate form (TN=FN=0); a p-value was calculated only when N > 10; FA for PD4 and for overall PD are not same because although FA was not calculated for PD(1-3), PD(1-2) had a few NTD trials which were included in the calculation of overall FA