Table 1.
Results of sensitivity, specificity and performance
| False positives | False negatives | Specificity (%) | Sensitivity (%) | Performance index (%) | |
|---|---|---|---|---|---|
|
old algorithm (N = 6811) |
22 * |
63 |
99.68 |
99.08 |
98.75 |
| new algorithm (N = 6802) | 0 | 16 | 100.00 ** | 99.76 *** | 99.76 |
Specificity, sensitivity and Performance Index of detection increased using the new ECG-trigger algorithm compared to the old ECG-trigger algorithm.
* 22 false positive trigger points in three of 35 patients.
** p = 0.104 vs. old algorithm.
*** p = 0.043 vs. old algorithm.