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Multivariable hazard ratios and 95% confidence intervals of influenza vaccination and beta-blocker for hospitalization due to HF.
| Influenza vaccine | Beta-blocker | HR | 95% CI | P value |
|---|---|---|---|---|
| No | No | Reference | ||
| No | Yes | 1.29 | 0.27–6.16 | 0.750 |
| Yes | No | 2.46 | 0.40–15.22 | 0.334 |
| Yes | Yes | 0.05 | 0.01–0.71 | 0.027 |
Note. All analyses were adjusted for gender, dyslipidemia, SCr, and LVEF, which are independent prognostic indicators for hospitalization due to HF.
