Table 1 Application on several real ECG signals issued from the standard database MIT-BIH, extraction of QRS complex, sensitivity and specificity rates determination
From: Real time QRS complex detection using DFA and regular grammar
Record | Record length | Real number of QRS | TP | FN | FP | Se (%) | Sp (%) | FDR (%) | FNR (%) | \(\overline{\text{RR}}\) | σRR | \(\overline{\text{QRS}}\) | σQRS |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
100 | 1805 | 2273 | 2272 | 1 | 0 | 99.96 | 100.00 | 0.00 | 0.04 | 0.79 | 0.05 | 0.05 | 0.00 |
101 | 1805 | 1865 | 1864 | 1 | 0 | 99.95 | 100.00 | 0.00 | 0.05 | 0.96 | 0.07 | 0.06 | 0.00 |
102 | 1805 | 2187 | 2183 | 4 | 2 | 99.82 | 99.91 | 0.09 | 0.18 | 0.83 | 0.09 | 0.14 | 0.01 |
103 | 1805 | 2084 | 2082 | 2 | 2 | 99.90 | 99.90 | 0.10 | 0.10 | 0.86 | 0.05 | 0.05 | 0.00 |
104 | 1805 | 2230 | 2211 | 19 | 24 | 99.15 | 98.93 | 1.07 | 0.85 | 0.81 | 0.08 | 0.04 | 0.04 |
105 | 1805 | 2572 | 2571 | 1 | 0 | 99.96 | 100.00 | 0.00 | 0.04 | 0.70 | 0.11 | 0.07 | 0.00 |
106 | 60 | 67 | 67 | 0 | 0 | 100.00 | 100.00 | 0.00 | 0.00 | 0.88 | 0.09 | 0.06 | 0.00 |
107 | 60 | 70 | 70 | 0 | 2 | 100.00 | 97.22 | 2.78 | 0.00 | 0.82 | 0.12 | 0.12 | 0.02 |
108 | 1805 | 1763 | 1761 | 2 | 0 | 99.89 | 100.00 | 0.00 | 0.11 | 1.02 | 0.21 | 0.09 | 0.08 |
109 | 1805 | 2532 | 2526 | 6 | 2 | 99.76 | 99.92 | 0.08 | 0.24 | 0.71 | 0.05 | 0.09 | 0.00 |
111 | 60 | 69 | 69 | 0 | 0 | 100.00 | 100.00 | 0.00 | 0.00 | 0.89 | 0.15 | 0.05 | 0.01 |
112 | 1805 | 2539 | 2537 | 2 | 6 | 99.92 | 99.76 | 0.24 | 0.08 | 0.71 | 0.03 | 0.06 | 0.00 |
113 | 1805 | 1794 | 1794 | 0 | 1 | 100.00 | 99.94 | 0.06 | 0.00 | 1.00 | 0.09 | 0.05 | 0.00 |
114 | 60 | 54 | 54 | 0 | 0 | 100.00 | 100.00 | 0.00 | 0.00 | 1.10 | 0.04 | 0.03 | 0.00 |
115 | 1805 | 1953 | 1953 | 0 | 0 | 100.00 | 100.00 | 0.00 | 0.00 | 0.92 | 0.08 | 0.05 | 0.00 |
116 | 60 | 78 | 78 | 0 | 0 | 100.00 | 100.00 | 0.00 | 0.00 | 0.76 | 0.01 | 0.06 | 0.00 |
117 | 1805 | 1535 | 1534 | 1 | 1 | 99.93 | 99.93 | 0.07 | 0.07 | 1.17 | 0.05 | 0.06 | 0.00 |
118 | 1805 | 2275 | 2275 | 0 | 12 | 100.00 | 99.48 | 0.52 | 0.00 | 0.78 | 0.10 | 0.07 | 0.00 |
119 | 1805 | 1987 | 1987 | 0 | 0 | 100.00 | 100.00 | 0.00 | 0.00 | 0.90 | 0.25 | 0.07 | 0.02 |
121 | 1805 | 1863 | 1861 | 2 | 3 | 99.89 | 99.84 | 0.16 | 0.11 | 0.96 | 0.09 | 0.08 | 0.00 |
122 | 1805 | 2476 | 2475 | 1 | 2 | 99.96 | 99.92 | 0.08 | 0.04 | 0.72 | 0.04 | 0.07 | 0.00 |
123 | 1805 | 1518 | 1517 | 1 | 4 | 99.93 | 99.74 | 0.26 | 0.07 | 1.18 | 0.12 | 0.06 | 0.00 |
124 | 60 | 49 | 49 | 0 | 0 | 100.00 | 100.00 | 0.00 | 0.00 | 1.21 | 0.02 | 0.07 | 0.01 |
200 | 60 | 87 | 87 | 0 | 0 | 100.00 | 100.00 | 0.00 | 0.00 | 0.72 | 0.40 | 0.09 | 0.01 |
201 | 60 | 90 | 90 | 0 | 0 | 100.00 | 100.00 | 0.00 | 0.00 | 0.66 | 0.13 | 0.06 | 0.00 |
202 | 1805 | 2136 | 2111 | 25 | 0 | 98.83 | 100.00 | 0.00 | 1.17 | 0.85 | 0.30 | 0.07 | 0.00 |
203 | 60 | 97 | 97 | 0 | 0 | 100.00 | 100.00 | 0.00 | 0.00 | 0.61 | 0.24 | 0.08 | 0.01 |
205 | 60 | 89 | 89 | 0 | 0 | 100.00 | 100.00 | 0.00 | 0.00 | 0.66 | 0.01 | 0.05 | 0.00 |
207 | 1805 | 1862 | 1859 | 3 | 0 | 99.84 | 100.00 | 0.00 | 0.16 | 0.96 | 0.21 | 0.07 | 0.09 |
208 | 60 | 87 | 87 | 0 | 0 | 100.00 | 100.00 | 0.00 | 0.00 | 0.69 | 0.26 | 0.07 | 0.02 |
209 | 1805 | 3004 | 3002 | 2 | 7 | 99.93 | 99.77 | 0.23 | 0.07 | 0.59 | 0.08 | 0.05 | 0.00 |
210 | 1805 | 2647 | 2606 | 41 | 9 | 98.45 | 99.66 | 0.34 | 1.55 | 0.69 | 0.13 | 0.07 | 0.01 |
212 | 1805 | 2748 | 2748 | 0 | 5 | 100.00 | 99.82 | 0.18 | 0.00 | 0.65 | 0.04 | 0.06 | 0.00 |
213 | 1805 | 3251 | 3243 | 8 | 2 | 99.75 | 99.94 | 0.06 | 0.25 | 0.55 | 0.04 | 0.06 | 0.01 |
214 | 1805 | 2262 | 2229 | 33 | 0 | 98.54 | 100.00 | 0.00 | 1.46 | 0.81 | 0.22 | 0.07 | 0.00 |
215 | 1805 | 3363 | 3337 | 26 | 0 | 99.23 | 100.00 | 0.00 | 0.77 | 0.54 | 0.09 | 0.06 | 0.00 |
217 | 1805 | 2208 | 2206 | 2 | 0 | 99.91 | 100.00 | 0.00 | 0.09 | 0.88 | 0.25 | 0.10 | 0.01 |
219 | 1805 | 2154 | 2152 | 2 | 0 | 99.91 | 100.00 | 0.00 | 0.09 | 0.83 | 0.22 | 0.06 | 0.00 |
220 | 1805 | 2048 | 2047 | 1 | 4 | 99.95 | 99.80 | 0.20 | 0.05 | 0.88 | 0.09 | 0.05 | 0.00 |
221 | 1805 | 2427 | 2400 | 27 | 0 | 98.89 | 100.00 | 0.00 | 1.11 | 0.75 | 0.20 | 0.06 | 0.01 |
222 | 60 | 75 | 75 | 0 | 0 | 100.00 | 100.00 | 0.00 | 0.00 | 0.81 | 0.12 | 0.05 | 0.00 |
223 | 60 | 80 | 80 | 0 | 0 | 100.00 | 100.00 | 0.00 | 0.00 | 0.75 | 0.08 | 0.07 | 0.00 |
228 | 60 | 68 | 68 | 0 | 0 | 100.00 | 100.00 | 0.00 | 0.00 | 0.86 | 0.27 | 0.07 | 0.01 |
230 | 1805 | 2256 | 2219 | 37 | 0 | 98.36 | 100.00 | 0.00 | 1.64 | 0.81 | 0.18 | 0.06 | 0.00 |
231 | 60 | 63 | 63 | 0 | 0 | 100.00 | 100.00 | 0.00 | 0.00 | 0.94 | 0.11 | 0.06 | 0.00 |
232 | 1805 | 1780 | 1747 | 33 | 4 | 98.15 | 99.77 | 0.23 | 1.85 | 1.03 | 0.65 | 0.06 | 0.00 |
233 | 60 | 94 | 94 | 0 | 0 | 100.00 | 100.00 | 0.00 | 0.00 | 0.58 | 0.13 | 0.07 | 0.01 |
234 | 1805 | 2753 | 2752 | 1 | 0 | 99.96 | 100.00 | 0.00 | 0.04 | 0.65 | 0.03 | 0.06 | 0.00 |
Total | 58,720 | 7,3562 | 73,278 | 284 | 92 | 99.74 | 99.86 | 0.14 | 0.26 | 0.82 | 0.13 | 0.07 | 0.01 |