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Table 2 Parameters \( \hat{\beta} \) and adjusted hazard ratios with their 95% confidence intervals (CI) for 9 predictive covariates with the multivariate Cox model

From: A strategy for optimal fitting of multiplicative and additive hazards regression models

Covariate \( \hat{\beta} \) Adjusted Hazard Ratio with 95% CI P-value
exp (age/100) 2.87 17.56 [12.35; 24.97] <  2 × 10− 16
sex 0.18 1.20 [1.05; 1.38] 0.00982
chf 0.95 2.57 [2.06; 3.22] <  2 × 10−16
chft −0.08 0.92 [0.86; 0.98] 0.01024
dia 0.35 1.42 [1.09; 1.84] 0.00889
diat 0.09 1.10 [1.01; 1.19] 0.03137
vf 2.24 9.39 [6.32; 13.94] <  2 × 10−16
vft −13.52 1.35 × 10−6 [1.03 × 10−8; 1.77 × 10−4] 5.61 × 10− 8
vft2 13.49 7.22 × 105 [4.93 × 103; 1.06 × 108] 1.15 × 10−7