| | Covariate | Statistics | HR (95% CI) | value |
| | Age (years, mean ± sd) | 60.2 ± 10.8 | 1.05 (1.01, 1.08) | 0.012 | | Gender, n (%) | | | | | Male | 118 (68.60) | Reference | | | Female | 54 (31.40) | 1.05 (0.51, 2.16) | 0.890 | | BMI (kg/m2, mean ± sd) | 25.35 ± 3.37 | 1.02 (0.92, 1.13) | 0.705 | | TC (mmol/l, mean ± sd) | 4.33 ± 1.10 | 0.89 (0.65, 1.23) | 0.491 | | Triglyceride (mmol/l, mean ± sd) | 1.55 ± 1.15 | 0.67 (0.43, 1.06) | 0.086 | | HDLC (mmol/l, mean ± sd) | 1.05 ± 0.23 | 1.20 (0.27, 5.33) | 0.086 | | LDL-C (mmol/l, mean ± sd) | 2.69 ± 0.88 | 0.85 (0.57, 1.27) | 0.417 | | PT (sec, mean ± sd) | 11.67 ± 2.64 | 0.84 (0.60, 1.17) | 0.552 | | APTT (sec, mean ± sd) | 26.58 ± 10.03 | 0.99 (0.95, 1.03) | 0.538 | | INR (mean ± sd) | 1.04 ± 0.79 | 0.39 (0.04, 4.28) | 0.444 | | Creatinine (sec, mean ± sd) | 65.85 ± 16.75 | 1.01 (0.99, 1.03) | 0.220 | | HGB (g/l, mean ± sd) | 141.22 ± 18.30 | 0.98 (0.96, 1.00) | 0.082 | | LVEF (%) | 49.28 + 8.36 | 0.97 (0.93, 1.01) | 0.117 | | Discharge medications, % | | | | | β-blockers | 134 (77.91) | 0.74 (0.34, 1.62) | 0.447 | | Isosorbide mononitrate | 87 (50.58) | 1.23 (0.62, 2.42) | 0.550 | | Statins | 159 (92.44) | 1.24 (0.32, 4.70) | 0.756 | | Ticagrelor | 94 (54.65) | 1.11 (0.56, 2.19) | 0.765 | | ACEI | 82 (47.67) | 0.70 (0.36, 1.39) | 0.313 | | Clopidogrel | 70 (40.70) | 1.03 (0.52, 2.06) | 0.922 | | Aspirin | 165 (95.93) | 0.91 (0.17, 4.86) | 0.911 | | Marital status, n (%) | | | | | Married | 161 (92.5) | Reference | | | Unmarried | 2 (1.1) | _§ | 0.989 | | Divorce | 1 (0.6) | _§ | 0.992 | | Death of spouse | 10 (5.7) | 12.9 (2.6, 63.6) | 0.002 | | Educational level, n (%) | | | | | Illiteracy | 25 (14.5) | Reference | | | Primary school | 46 (26.7) | 0.1 (0.1, 0.4) | <0.001 | | Junior school | 56 (32.6) | 0.2 (0.1, 0.6) | 0.003 | | High school/technical secondary school | 40 (23.3) | 0.3 (0.1, 0.8) | 0.020 | | Bachelor degree or above | 5 (2.9) | 0.5 (0.1, 3.7) | 0.517 | | COPD, n (%) | | | | | No | 168 (97.7) | Reference | | | Yes | 4 (2.3) | 2.8 (0.4, 20.6) | 0.307 | | Diabetes mellitus, n (%) | | | | | No | 134 (77.9) | Reference | | | Yes | 38 (22.1) | 1.0 (0.4, 2.2) | 0.946 | | Heart failure, n (%) | | | | | No | 157 (91.3) | Reference | | | Yes | 15 (8.7) | 0.2 (0.0, 1.4) | 0.100 | | History of ischemic stroke, n (%) | | | | | No | 160 (93.0) | Reference | | | Yes | 12 (7.0) | 1.4 (0.4, 4.9) | 0.594 | | History of hemorrhagic stroke, n (%) | | | | | No | 169 (98.3) | Reference | | | Yes | 3 (1.7) | 5.7 (0.5, 64.2) | 0.160 | | Arrhythmia, n (%) | | | | | No | 153 (89.0) | Reference | | | Yes | 19 (11.0) | 1.0 (0.3, 2.9) | 0.964 | | Hypertension, n (%) | | | | | No | 95 (55.2) | Reference | | | Yes | 77 (44.8) | 1.2 (0.6, 2.3) | 0.626 |
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