The extraction of the new components from electrogastrogram (EGG), using both adaptive filtering and electrocardiographic (ECG) derived respiration signal

Komorowski, Dariusz; Pietraszek, Stanislaw; Tkacz, Ewaryst; Provaznik, Ivo

doi:10.1186/s12938-015-0054-0

Table 1 Values of NI index and errors

From: The extraction of the new components from electrogastrogram (EGG), using both adaptive filtering and electrocardiographic (ECG) derived respiration signal

Signal	EGG	EGGAF			(EGG + C1)AF			(EGG + C2)AF
Signal	NI	NI	ε	δ (%)	NI	ε	δ (%)	NI	ε	δ (%)
S1	0.97	0.97	0.00	0.51	0.95	−0.02	2.55	0.94	−0.03	3.57
S2	0.98	0.98	0.00	0.51	0.99	0.01	1.02	0.98	0.00	0.00
S3	0.85	0.88	0.03	3.51	0.87	0.02	2.92	0.79	−0.06	7.02
S4	0.86	0.83	−0.02	2.89	0.85	−0.01	1.16	0.79	−0.07	8.09
S5	0.76	0.80	0.04	5.13	0.80	0.03	4.49	0.76	0.00	0.00
S6	0.83	0.86	0.03	3.51	0.86	0.03	3.51	0.85	0.02	2.34
S7	0.82	0.84	0.02	2.38	0.81	−0.01	1.19	0.68	−0.14	17.26
S8	0.63	0.70	0.06	10.00	0.67	0.04	6.15	0.62	−0.01	1.54
S9	0.87	0.89	0.02	2.15	0.87	0.00	0.01	0.78	−0.09	10.08
S10	0.89	0.89	0.00	0.00	0.89	0.01	0.70	0.88	−0.01	1.41
S11	0.89	0.87	−0.02	2.11	0.87	−0.02	2.11	0.87	−0.02	2.11
S12	0.81	0.88	0.07	8.46	0.87	0.06	6.92	0.82	0.01	0.77
S13	0.71	0.73	0.02	2.11	0.72	0.00	0.70	0.71	−0.01	0.71
S14	0.70	0.73	0.04	5.03	0.73	0.03	4.32	0.74	0.04	5.75
S15	0.94	0.97	0.03	3.21	0.96	0.02	2.14	0.84	−0.10	10.16
S16	0.82	0.87	0.05	5.49	0.87	0.05	6.10	0.85	0.03	3.66
S17	0.81	0.82	0.00	0.60	0.80	−0.01	1.80	0.67	−0.14	17.37
S18	0.83	0.85	0.02	2.35	0.83	0.00	0.00	0.76	−0.07	8.82
S19	0.92	0.91	−0.01	1.06	0.87	−0.05	5.29	0.78	−0.15	15.87
S20	0.74	0.80	0.06	7.89	0.77	0.03	3.95	0.72	−0.02	2.63
S21	0.55	0.66	0.12	21.69	0.76	0.21	39.18	0.45	−0.09	16.87
S22	0.55	0.64	0.09	16.87	0.68	0.13	23.61	0.53	−0.01	2.41
S23	0.90	0.92	0.02	2.19	0.89	−0.02	1.81	0.93	0.03	3.65
S24	0.87	0.94	0.07	8.33	0.83	−0.04	5.00	0.90	0.03	3.79
S25	0.74	0.76	0.02	2.70	0.84	0.10	12.95	0.69	−0.05	7.43
S26	0.67	0.67	0.00	0.00	0.88	0.21	31.67	0.62	−0.05	6.77
S27	0.88	0.91	0.04	4.00	0.85	-0.02	2.77	0.83	−0.05	5.71
S28	0.87	0.86	-0.02	1.72	0.91	0.04	4.65	0.79	−0.08	9.20
S29	0.85	0.85	0.00	0.59	0.68	−0.17	20.15	0.80	−0.05	5.88
S30	0.87	0.88	0.01	1.15	0.88	0.02	2.02	0.82	−0.04	5.17
S31	0.87	0.89	0.02	2.30	0.86	−0.01	0.99	0.87	0.00	0.00
S32	0.93	0.91	-0.02	2.14	0.79	−0.14	14.85	0.91	−0.02	2.14
S33	0.69	0.77	0.08	11.32	0.85	0.17	24.00	0.35	−0.34	49.06
S34	0.88	0.90	0.03	2.96	0.87	−0.01	0.91	0.81	−0.06	7.41
S35	0.80	0.85	0.05	6.50	0.82	0.02	2.44	0.80	0.00	0.00
S36	0.73	0.79	0.06	8.93	0.86	0.14	18.75	0.73	0.00	0.00
S37	0.78	0.87	0.09	10.97	0.85	0.07	9.03	0.84	0.06	7.10
S38	0.79	0.87	0.09	10.90	0.87	0.08	10.26	0.86	0.07	8.97
S39	0.79	0.82	0.04	4.49	0.82	0.03	3.85	0.74	−0.05	5.77
S40	0.81	0.84	0.04	4.38	0.86	0.06	6.88	0.78	−0.03	3.75
S41	0.80	0.86	0.06	7.44	0.83	0.03	4.13	0.60	−0.20	24.79
S42	0.88	0.86	−0.02	2.24	0.70	−0.18	20.15	0.37	−0.51	58.21
S43	0.66	0.68	0.02	2.97	0.68	0.02	2.97	0.49	−0.18	26.73
S44	0.61	0.74	0.14	22.83	0.64	0.04	6.52	0.43	−0.17	28.26
Max			0.14	22.83		0.21	39.18		0.07	58.21
Min			−0.03	0.00		−0.18	0.00		−0.51	0.00
Mean			0.03	5.19		0.02	7.42		−0.06	9.28
SD			0.04	5.27		0.08	8.94		0.10	12.11

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