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. 2023 Nov 19;40(2):341–350. doi: 10.1007/s10554-023-02992-x

Table 3.

Univariable and Multivariable Cox Regression for categorical flow rate and stroke volume index

Variable Univariable Analysis Multivariable Analysis1
Hazard Ratio (95% CI) p-value p-trend Hazard Ratio (95% CI) p-value p-trend
Low-FR 1.36 (1.01, 1.83) 0.041 0.095 1.33 (0.98, 1.81) 0.065 0.2
Low-SVi 1.28 (0.97, 1.69) 0.085 0.031 1.20 (0.89, 1.61) 0.2 0.069
Preserved EF
Low-FR 1.33 (0.94, 1.89) 0.11 0.2 1.34 (0.93, 1.92) 0.12 0.2
Low-SVi 1.16 (0.82, 1.64) 0.4 0.12 1.09 (0.76, 1.56) 0.6 0.2
Reduced EF
Low-FR 1.37 (0.78, 2.39) 0.3 0.3 1.37 (0.77, 2.45) 0.3 0.5
Low-SVi 1.48 (0.88, 2.48) 0.13 0.2 1.44 (0.85, 2.45) 0.2 0.2

1Adjusted to EuroSCORE II

CI: Confidence Interval; EF, Ejection fraction; FR, Flow rate; SVi, Stroke volume index. Statistically significant p-values are presented in bold

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