Table 1.
Characteristics in Patients With and Without Periesophageal Vagal Nerve Injury
| Period | October 2010–July 2011 | August 2011–November 2013 | P Value | |||
|---|---|---|---|---|---|---|
| Eso Injury (+) | Eso Injury (−) | P Value | Total | |||
| N | 13 | 152 | 165 | 370 | ||
| Age, y | 64.5±7.3 | 64.0±10.5 | 0.874 | 64.0±10.3 | 62.9±11.4 | 0.245 |
| Female, n (%) | 5 (38.5%) | 37 (24.3%) | 0.282 | 42 (25.5%) | 105 (28.3%) | 0.533 |
| Structural heart disease, n (%) | 2 (15.4%) | 17 (11.2%) | 0.662 | 19 (11.5%) | 35 (9.5%) | 0.470 |
| Non‐paroxysmal AF, n (%) | 0 (0%) | 10 (6.6%) | 0.193 | 10 (6.1%) | 20 (5.4%) | 0.763 |
| Body mass index, kg/m2 | 21.5±3.3 | 24.5±3.6 | 0.005 | 24.2±3.6 | 24.3±3.7 | 0.959 |
| LA diameter, mm | 39.2±5.7 | 41.7±6.2 | 0.155 | 41.5±6.1 | 40.9±5.8 | 0.327 |
| LV ejection fraction, % | 66.8±6.6 | 66.7±6.9 | 0.964 | 66.7±6.9 | 66.0±7.7 | 0.356 |
| Estimated GFR, mL/min | 70.5±8.1 | 67.0±18.8 | 0.504 | 67.3±18.2 | 70.8±39.1 | 0.244 |
| High sensitive CRP, mg/dl | 0.45±0.63 | 0.32±0.58 | 0.708 | 0.33±0.58 | 0.43±1.07 | 0.392 |
| ANP, pg/mL | 53.4±70.5 (n=8) | 46.8±59.2 (n=77) | 0.770 | 474±59.9 (n=85) | 72.7±179.0 (n=67) | 0.224 |
| BNP, pg/mL | 27.9±28.5 (n=8) | 41.9±58.0 (n=77) | 0.502 | 40.6±55.9 (n=85) | 54.5±69.8 (n=67) | 0.176 |
| Pro‐BNP, pg/mL | 371±827 (n=88) | 341±1005 (n=309) | 0.797 | |||
| LA‐Eso distance, mm | 3.4±0.5 | 3.3±0.9 | 0.755 | |||
AF indicates atrial fibrillation; ANP, atrial natriuretic peptide; BNP, brain natriuretic peptide; CRP, C reactive protein; Eso, esophagus; GFR, glomerular filtration rate; LA, left atrium; LV, left ventricle.