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EP Parameters Prior to and After the CNA
| Before Ablation | After Ablation | |
|---|---|---|
| Heart rate, bpm | 54 | 71 |
| PQ interval, ms | 156 | 124 |
| AVN ERP, ms | 320 | 280 |
| Antegrade Wenckebach point, ms (bpm) | 380 (157) | 350 (171) |
| SNRT | 1,480 | 1,240 |
| cSNRT at 500-ms pacing cycle length* | 360 | 390 |
AVN ERP: atrioventricular nodal effective refractory period; cSNRT: corrected sinus node recovery time; SNRT: sinus node recovery time.
*cSNRT is corrected by intrinsic cycle length.
