smoothHR: An R Package for Pointwise Nonparametric Estimation of Hazard Ratio Curves of Continuous Predictors

Table 2

Degrees of freedom (df) for the multivariable Cox model with penalized splines for fasting, creatinine, and age (cang, sex, smoking, stemi, pcad, killip, and anemia were the remaining predictors). Acute coronary syndrome data.

Covariates	dfAIC	dfAICc	dfBIC	dfREML
Fasting	4.80	3.62	1.59	2.57
Creatinine	7.97	1.48	1.49	2.04
Age	9.50	1.56	1.56	2.51