Table 2.
| ECG Measurements | rul/+ (34 wk) (Mean) | STDEV | rul/rul (34 wk)(Mean) | STDEV | p-values |
|---|---|---|---|---|---|
| RR Interval (ms) | 81.5491 | 1.5094 | 77.6564 | 2.0450 | 0.0543 |
| Heart Rate (BPM) | 736.0320 | 13.8186 | 773.2965 | 20.3491 | 0.0568 |
| PR Interval (ms) | 32.9010 | 4.8816 | 30.9753 | 2.4296 | 0.5637 |
| P Duration (ms) | 8.3810 | 0.2126 | 8.7174 | 0.8733 | 0.5637 |
| QRS Interval (ms) | 16.6060 | 1.7606 | 14.0663 | 1.8921 | 0.1148 |
| QT Interval (ms) | 23.4741 | 2.5729 | 24.9790 | 1.6058 | 0.2332 |
| QTc (ms) | 82.1720 | 8.2113 | 89.7801 | 6.7398 | 0.1672 |
| P Amplitude (mV) | 0.0909 | 0.0419 | 0.0610 | 0.0055 | 0.1379 |
| Q Amplitude (mV) | −0.0041 | 0.0560 | −0.0476 | 0.0225 | 0.1451 |
| R Amplitude (mV) | 0.4090 | 0.2899 | 0.3588 | 0.2238 | 0.5637 |
| S Amplitude (mV) | −0.1923 | 0.0792 | −0.1673 | 0.0377 | 0.3271 |
| T Amplitude (mV) | 0.0520 | 0.0365 | 0.0645 | 0.0175 | 0.3134 |
| RS Amplitude (mV) | 0.6018 | 0.1468 | 0.5262 | 0.1199 | 0.3583 |