Table 3 Full adjusted autoregressive linear mixed model for serum creatinine values in the first 3 days

FA at ICU day 3

1.14 (1.11–1.17)

< 0.001

Age

1.00 (1.00–1.00)

0.001

Chronic kidney disease

1.86 (1.83–1.90)

< 0.001

Chronic liver disease

1.08 (1.06–1.11)

< 0.001

Immune deficiency

1.19 (1.16–1.22)

< 0.001

Emergency admission (vs. planned)

1.01 (1.00–1.03)

0.061

APACHE II

1.01 (1.01–1.01)

< 0.001

Day 1

1.03 (1.03–1.04)

< 0.001

Day 2

0.99 (0.98–1.00)

0.156

Day 3

0.93 (0.92–0.94)

< 0.001

Intercept

66.24 (64.11–68.44)

< 0.001