Table 1 Baseline characteristics
All | Successful ECV | Unsuccessful ECV | P | |
|---|---|---|---|---|
N = 107 | N = 90 | N = 17 | ||
Duration in days, median (range) | ||||
current episode | 115(71–175) | 113 (61–175) | 126 (81–189) | ns |
total AF duration | 144 (95–232) | 142 (86–213) | 160 (102–340) | Ns |
Number of previous ECVs, N(range) | 1 (0–5) | 1 (0–5) | 1(0–3) | Ns |
Underlying heart disease * (%) | ||||
Left ventricular dysfunction | 21% | 25% | 0% | 0.02 |
Hypertension | 30% | 32% | 17% | ns |
Valve disease | 19% | 19% | 22% | ns |
Coronary artery disease | 22% | 21% | 28% | ns |
Lone AF | 16% | 16% | 15% | ns |
Echocardiography (mm ± SD) | ||||
LA parasternal long axis | 47 ± 8 | 47 ± 9 | 47 ± 8 | ns |
LA 4 chamber view long axis | 67 ± 9 | 67 ± 10 | 67 ± 6 | ns |
LA 4 chamber view short axis | 46 ± 8 | 46 ± 9 | 43 ± 5 | ns |
RA 4 chamber view long axis | 62 ± 8 | 62 ± 8 | 63 ± 7 | ns |
LVEDD | 50 ± 8 | 50 ± 8 | 50 ± 7 | ns |
LVESD | 35 ± 10 | 35 ± 10 | 33 ± 9 | ns |
Medication | ||||
Beta blocker | 49% | 50% | 48% | ns |
Calcium channel blocker | 36% | 36% | 37% | ns |
Digoxin | 47% | 46% | 49% | ns |
ACE pretreatment | 26% | 30% | 6% | 0.04 |
Diuretics | 31% | 31% | 29% | ns |
Angiotensin receptor blocker | 1% | 1% | 0% | ns |