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| WT (n = 10) | Rgs5−/− (n = 10) | P | |
| HR(bpm) | 515.8±46.8 | 505.8±52.6 | NS |
| RR(ms) | 118.5±7.7 | 120.6±9.4 | NS |
| PR(ms) | 34.0±1.9 | 36.1±1.5 | <0.05 |
| Pdur(ms) | 7.3±1.1 | 10.6±2.5 | <0.05 |
| Pamp(mV) | 0.19±0.03 | 0.18±0.04 | NS |
| QRS(ms) | 8.0±0.1 | 8.1±0.4 | <0.05 |
Heart rate (HR); RR interval (RR); PR interval (PR); P wave duration (Pdur); P wave amplitude (Pamp); QRS duration (QRS). NS: no statistical significance.
