3.3 Ten-year trends for heart failure outcomes 183 Supplementary table 2 (continued). Multivariable Poisson regression analysis for 30-day readmission, in-hospital, 30-day and 1-year mortality rates with interaction term between time and ethnicity to determine statistical significance of trend differences by ethnicity 30-days readmission In-hospital mortality 30-days mortality 1-year mortality Rate ratio CI p Rate ratio CI p Rate ratio CI p Rate ratio CI p 80-<85 0.84 0.79 – 0.90 <0.001 1.53 1.35 – 1.73 <0.001 1.59 1.47 – 1.71 <0.001 1.37 1.31 – 1.43 <0.001 85+ 0.75 0.68 – 0.81 <0.001 1.84 1.61 – 2.10 <0.001 1.94 1.79 – 2.11 <0.001 1.59 1.52 – 1.66 <0.001 Observations 999 1111 1111 1111 Deviance 894.324 1299.643 1114.947 890.756
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