| | Characteristic | VA (N = 124) | Non-VA (N = 1859) | | value |
| | Male, n (%) | 103 (83.06%) | 1190 (64.01%) | 18.597 | | | Age, mean (SD), y | 75.44 (8.70) | 74.00 (9.01) | −1.770 | 0.077 | | Height, mean (SD), cm | 167.61 (6.64) | 165.08 (7.69) | −3.708 | | | Weight, mean (SD), kg | 69.33 (12.29) | 68.00 (11.19) | −1.807 | 0.071 | | BMI, mean (SD), kg/m2 | 24.60 (3.80) | 24.87 (3.45) | −0.438 | 0.662 | | Smoking, n (%) | 48 (38.7%) | 570 (30.66%) | 3.510 | 0.040 | | Drinking, n (%) | 31 (25%) | 334 (17.97%) | 3.829 | 0.036 | | Diabetes, n (%) | 60 (48.39%) | 673 (36.20%) | 7.407 | 0.005 | | Hypertension, n (%) | 88 (70.97%) | 1346 (72.40%) | 0.120 | 0.399 | | HLP, n (%) | 94 (75.81%) | 1083 (58.26%) | 14.840 | | | Atherosclerosis, n (%) | 14 (11.29%) | 222 (11.94%) | 0.047 | 0.483 | | QTcd, mean (SD), ms | 37.77 (27.61) | 27.27 (18.47) | −4.313 | | | Tp-e/QT, mean (SD) | 0.23 (0.04) | 0.21 (0.04) | −3.858 | | | SDNN, mean (SD), ms | 91.99 (32.35) | 103.90 (38.36) | −3.744 | | | SDANN, mean (SD), ms | 98.06 (48.02) | 102.36 (50.91) | −1.529 | 0.126 | | RMSSD, mean (SD), ms | 43.26 (38.05) | 38.83 (37.84) | −0.931 | 0.352 | | PNN50 (%), mean (SD) | 4.69 (6.15) | 4.76 (7.67) | −0.502 | 0.615 | | NT-proBNP, mean (SD), pg/ml | 1730.94 (4704.69) | 891.08 (3251.88) | −4.452 | | | Myo, mean (SD), ng/ml | 133.57 (336.15) | 46.94 (101.67) | −2.445 | 0.014 | | cTnT, mean (SD), ng/ml | 0.35 (0.97) | 0.22 (1.69) | −6.343 | | | CK-MB, mean (SD), ng/ml | 10.88 (18.58) | 8.23 (23.66) | −4.058 | | | CRP, mean (SD), mg/dl | 0.90 (2.45) | 0.61 (1.81) | −2.403 | 0.016 | | K+, mean (SD), mmol/L | 3.88 (0.40) | 3.90 (0.42) | −0.551 | 0.582 | | Ca2+, mean (SD), mmol/L | 2.20 (0.10) | 2.24 (0.13) | −3.173 | 0.002 | | LVEF, mean (SD), % | 49.50 (11.63) | 58.95 (7.66) | −9.334 | | | Interventricular septal thickness, mean (SD), mm | 10.71 (1.37) | 10.93 (1.37) | −1.218 | 0.223 | | LVPW, mean (SD), mm | 10.08 (0.96) | 10.11 (1.05) | −0.027 | 0.979 | | LVEDD, mean (SD), mm | 48.40 (6.10) | 45.36 (4.89) | −5.640 | | | LVESD, mean (SD), mm | 35.55 (7.11) | 31.07 (4.91) | −7.373 | | | Left atrial anterior and posterior diameter, mean (SD), mm | 36.75 (5.21) | 35.33 (4.51) | −3.087 | 0.001 | | Left atrial superior and inferior diameter, mean (SD), mm | 55.06 (5.53) | 51.47 (5.69) | −6.484 | | | Left atrial left and right atrial diameter, mean (SD), mm | 38.54 (4.26) | 36.18 (4.42 | −5.744 | | | E-peak, mean (SD), m/s | 0.68 (0.20) | 0.69 (0.21) | −0.208 | 0.835 | | A-peak, mean (SD), m/s | 0.90 (0.26) | 0.90 (0.23) | −1.897 | 0.058 | | Inner diameter of ascending aorta, mean (SD), mm | 31.46 (3.79) | 32.13 (3.57) | −1.560 | 0.119 | | Stroke volume, mean (SD), ml | 52.17 (14.49) | 55.30 (13.29) | −1.863 | 0.063 | | Internal diameter of right atrium, mean (SD), mm | 35.50 (4.98) | 32.77 (4.25) | −5.507 | |
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