Table 1 Baseline characteristics before and after propensity-score matching
| Â | Pre-matching | Post-matching | ||||
|---|---|---|---|---|---|---|
Catheter n = 279 | Surgical n = 114 | SMD | Catheter n = 111 | Surgical n = 111 | SMD | |
Age, yrs | 69.1 ± 4.2 | 68.3 ± 4.8 | 0.095 | 69.0 ± 4.7 | 68.8 ± 4.5 | 0.15 |
Male | 153 (54.8) | 60 (52.6) | 0.209 | 60 (54.1) | 58 (52.3) | −0.177 |
BMI, kg/m2 | 22.8 ± 2.3 | 22.7 ± 2.7 | 0.097 | 22.7 ± 2.5 | 22.7 ± 2.5 | 0.074 |
NYHA Class | 2.3 ± 0.4 | 2.5 ± 0.6 | 0.027 | 2.3 ± 0.5 | 2.3 ± 0.5 | 0.026 |
Smoking | 71 (25.4) | 30 (26.4) | −0.158 | 28 (25.2) | 29 (26.1) | −0.127 |
Diabetes | 29 (10.4) | 13 (11.4) | −0.202 | 12 (10.8) | 12 (10.8) | 0.049 |
Hypertension | 61 (21.9) | 27 (23.7) | −0.148 | 25 (22.5) | 26 (23.4) | −0.196 |
Stroke | 34 (12.2) | 17 (14.9) | 0.016 | 15 (13.5) | 16 (14.4) | 0 |
CAD | 31 (11.1) | 15 (13.2) | 0.003 | 14 (12.6) | 14 (12.6) | 0.081 |
COPD | 12 (4.3) | 6 (5.3) | 0.016 | 5 (4.5) | 5 (4.5) | −0.203 |
CHADS2 Score | 0.68 ± 1.32 | 0.70 ± 1.82 | 0.058 | 0.69 ± 1.19 | 0.70 ± 1.23 | 0.076 |
Euro SCORE | 0.75 ± 1.02 | 0.79 ± 1.10 | −0.175 | 0.76 ± 1.09 | 0.78 ± 1.12 | −0.274 |
AF duration, years | 2.5 ± 1.1 | 3.3 ± 1.6 | 0.169 | 2.5 ± 1.2 | 2.6 ± 1.3 | 0 |
Medication | ||||||
 ACE I | 51 (18.2) | 22 (19.3) | 0.009 | 21 (18.9) | 21 (18.9) | 0.155 |
 ARB | 27 (9.7) | 13 (11.4) | −0.011 | 11 (10.0) | 12 (10.8) | 0.176 |
 CCB | 20 (7.1) | 11 (9.6) | −0.007 | 9 (8.1) | 10 (9.0) | −0.137 |
 Beta-blocker | 52 (18.6) | 14 (12.3) | 0.136 | 15 (13.5) | 14 (12.6) | −0.127 |
 Digitalis | 78 (28.0) | 22 (19.3) | 0.144 | 24 (21.6) | 22 (19.8) | −0.156 |
 Diuretics | 83 (29.7) | 24 (21.1) | 0.113 | 26 (23.4) | 24 (21.6) | −0.121 |
 Amiodarone | 100 (35.8) | 30 (26.3) | −0.421 | 32 (28.8) | 30 (27.0) | −0.17 |
LVESD, mm | 36.1 ± 10.1 | 37.5 ± 11.6 | 0.013 | 36.9 ± 11.5 | 37.1 ± 10.8 | 0.105 |
LVEDD, mm | 52.1 ± 5.8 | 53.7 ± 6.8 | −0.163 | 52.8 ± 6.1 | 53.0 ± 6.3 | 0.161 |
sPAP, mmHg | 39.1 ± 9.2 | 40.7 ± 6.2 | −0.184 | 39.8 ± 8.9 | 40.0 ± 7.1 | 0.125 |
LAD, mm | 52.1 ± 11.7 | 53.6 ± 10.8 | −0.011 | 52.6 ± 10.3 | 52.9 ± 10.9 | −0.055 |
LVEF, % | 60.1 ± 8.2 | 58.6 ± 9.2 | −0.127 | 59.6 ± 8.9 | 59.1 ± 9.0 | 0.071 |
RAA, mm2 | 19.7 ± 5.1 | 20.9 ± 3.5 | −0.164 | 20.0 ± 4.9 | 20.1 ± 4.9 | 0.219 |
RVSI | 2.0 ± 0.2 | 2.0 ± 0.5 | −0.162 | 2.0 ± 0.3 | 2.0 ± 0.3 | 0.165 |
RVFAC, % | 43.1 ± 4.8 | 42.2 ± 6.7 | −0.243 | 42.7 ± 4.3 | 42.4 ± 5.1 | −0.042 |
Tethering height, mm | 7.1 ± 3.6 | 8.9 ± 3.9 | −0.294 | 7.9 ± 3.4 | 8.2 ± 3.7 | 0.017 |
Tethering area, cm2 | 2.8 ± 0.8 | 3.7 ± 0.7 | 0.217 | 2.9 ± 0.9 | 3.2 ± 0.5 | 0 |
TR EROA, cm2 | 0.8 ± 0.4 | 0.9 ± 0.8 | −0.127 | 0.8 ± 0.5 | 0.8 ± 0.7 | −0.157 |
TR VC, cm | 1.0 ± 0.4 | 1.0 ± 0.7 | −0.133 | 1.0 ± 0.2 | 1.0 ± 0.3 | 0.075 |
TR grade | 3.4 ± 0.7 | 3.7 ± 0.5 | 0.022 | 3.5 ± 0.5 | 3.6 ± 0.2 | −0.095 |
TAD, cm | 36.5 ± 4.1 | 39.1 ± 5.2 | 0.003 | 37.9 ± 4.9 | 38.8 ± 5.0 | 0.081 |