Covariate of

Interest

True Parameter

Value

Two-Stage Cox

Joint Model

Mean

SD

MSE

Mean

SD

MSE

Age (scaled)

0.5

0.262

0.124

0.070

0.492

0.149

0.013

Baseline Albumin ( ${\beta }_{0i}^{\left(L\right)}$ )

−0.3

−0.141

0.118

0.040

−0.284

0.116

0.008

${\kappa }_i^2{}^{\left(L\right)}$

0.7

0.414

0.212

0.127

0.595

0.271

0.042