Comparative Efficacy of Cavotricuspid Isthmus Ablation in Sinus Rhythm Versus Typical Atrial Flutter
Abstract
1. Introduction
2. Materials and Methods
2.1. Study Population
2.2. Periprocedural Management and Access Route
2.3. Ablation Protocol
2.4. Follow-Up Management
2.5. Statistical Analysis
3. Results
3.1. Baseline Characteristics
3.2. Procedural Characteristics
3.3. Follow-Up
4. Discussion
5. Conclusions
Supplementary Materials
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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Baseline Characteristics | All Patients (n = 230) | Sinus Rhythm (n = 67) | Typical Atrial Flutter (Typ I ECG) (n = 163) | p-Value |
---|---|---|---|---|
Age [years], median (IQR) | 68 (60.0; 74.2) | 70 (62.0; 75.0) | 68 (59.0; 74.0) | 0.35 |
Male, n (%) | 192 (83.5) | 50 (74.6) | 142 (87.1) | 0.02 |
BMI [kg/m2], median (IQR) | 26.8 (24.8; 29.7) | 27.2 (24.7; 29.2) | 26.7 (24.8; 30.0) | 0.86 |
Hypertension, n (%) | 155 (67.4) | 42 (62.7) | 113 (69.3) | 0.33 |
Diabetes mellitus, n (%) | 43 (18.8) | 7 (10.4) | 36 (22.2) | 0.04 |
Hyperlipoproteinemia, n (%) | 119 (51.7) | 32 (47.8) | 87 (53.4) | 0.44 |
Coronary artery disease, n (%) | 89 (38.4) | 21 (31.3) | 68 (41.4) | 0.17 |
Prior stroke/TIA, n (%) | 18 (7.9) | 5 (7.6) | 13 (8.0) | 0.92 |
Atrial fibrillation, n (%) | 75 (33) | 21 (31.3) | 54 (33.8) | 0.72 |
CHA2DS2-VASc score, median (IQR) | 2.5 (1.0; 4.0) | 2.0 (1.0; 4.0) | 3.0 (1.0; 4.0) | 0.27 |
Procedural Characteristics | All Patients (n = 230) | Sinus Rhythm (n = 67) | Typical Atrial Flutter (Typ I ECG) (n = 163) | p-Value |
---|---|---|---|---|
Procedure duration [minutes], median (IQR) | 82.0 (60.5; 108.0) | 87.5 (68.7; 125.5) | 78.0 (59.9; 101.0) | 0.03 |
Waiting time, [minutes], median (IQR) | 30.0 (30.0; 30.0) | 30.0 (30.0; 30.0) | 30.0 (30.0; 30.0) | 0.82 |
Number of ablations [n], median (IQR) | 11.0 (6.7; 18.0) | 11.0 (6.5; 21.0) | 11.0 (6.5; 16.0) | 0.80 |
Ablation duration [minutes], median (IQR) | 12.4 (6.0; 22.1) | 17.0 (4.9; 29.4) | 11.7 (6.1; 20.8) | 0.33 |
Atrial cycle length [ms], median (IQR) | N/A | 962.0 (780.0; 1065.0) * | 230.0 (220.0; 260.0) ** | N/A |
Irrigated ablation catheter, n (%) | 20.0 (8.6) | 6.0 (9.0) | 14.0 (8.6) | 0.96 |
Non-irrigated ablation catheter, n (%) | 210 (91.3) | 61.0 (91.0) | 149.0 (91.4) |
LRA-CSO Duration Time Before Ablation [ms], Median (IQR) | LRA-CSO Duration Time After Ablation [ms], Median (IQR) | p-Value LRA-CSO | CSO-LRA Duration Time Before Ablation [ms], Median (IQR) | CSO-LRA Duration Time After Ablation [ms], Median (IQR) | p-Value CSO-LRA | |
---|---|---|---|---|---|---|
All patients (n = 230) | 84.0 (60.0; 100.0) | 150.0 (135.0; 160.0) | <0.001 | 70.0 (60.0; 90.0) | 150.0 (130.0; 165.0) | <0.001 |
Sinus rhythm (n = 67) | 80.0 (51.2; 100.0) | 140.0 (125.0; 157.5) | <0.001 | 70.0 (60.0; 90.0) | 140.0 (125.0; 155.0) | <0.001 |
Typical atrial flutter (Typ I ECG) (n = 163) | 90.0 (80.0; 105.0) * | 150.0 (136.2; 165.0) | <0.001 | 87.5 (70.0; 100.0) * | 150.0 (140.0; 170.0) | <0.001 |
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Katov, L.; Teumer, Y.; Schlarb, A.; Reiländer, S.; Aktolga, D.; Diofano, F.; Bothner, C.; Rottbauer, W.; Weinmann-Emhardt, K. Comparative Efficacy of Cavotricuspid Isthmus Ablation in Sinus Rhythm Versus Typical Atrial Flutter. Hearts 2024, 5, 482-490. https://doi.org/10.3390/hearts5040035
Katov L, Teumer Y, Schlarb A, Reiländer S, Aktolga D, Diofano F, Bothner C, Rottbauer W, Weinmann-Emhardt K. Comparative Efficacy of Cavotricuspid Isthmus Ablation in Sinus Rhythm Versus Typical Atrial Flutter. Hearts. 2024; 5(4):482-490. https://doi.org/10.3390/hearts5040035
Chicago/Turabian StyleKatov, Lyuboslav, Yannick Teumer, Alyssa Schlarb, Sonja Reiländer, Deniz Aktolga, Federica Diofano, Carlo Bothner, Wolfgang Rottbauer, and Karolina Weinmann-Emhardt. 2024. "Comparative Efficacy of Cavotricuspid Isthmus Ablation in Sinus Rhythm Versus Typical Atrial Flutter" Hearts 5, no. 4: 482-490. https://doi.org/10.3390/hearts5040035
APA StyleKatov, L., Teumer, Y., Schlarb, A., Reiländer, S., Aktolga, D., Diofano, F., Bothner, C., Rottbauer, W., & Weinmann-Emhardt, K. (2024). Comparative Efficacy of Cavotricuspid Isthmus Ablation in Sinus Rhythm Versus Typical Atrial Flutter. Hearts, 5(4), 482-490. https://doi.org/10.3390/hearts5040035