Table 5 Association between risk factors and 60-day mortality in ICU patients with AKI and IHD (N = 29) using univariate and multivariate Cox-regression analysis

Univariate

Multivariate

Hazard ratio (95% CI)

p-value

Hazard ratio (95% CI)

p-value

Age

1.142 (1.058–1.234)

< 0.001

1.094 (1.001–1.195)

0.047

Gender

0.902 (0.321–2.535)

0.846

-

-

Hypertension

0.729 (0.211–2.523)

0.618

-

-

Diabetes

0.535 (0.207–1.386)

0.198

-

-

CKD

0.788 (0.280–2.218)

0.652

1.746 (0.450–6.773)

0.450

Serum lactate (mmol/L)

1.158 (0.989–1.357)

0.069

1.003 (0.854–1.178)

0.973

CRP (mg/L)

0.999 (0.994–1.003)

0.559

-

-

eGFR (mL/min/1.73m²)

0.990 (0.974–1.007)

0.259

-

-

CCI

1.671(1.304–2.140)

< 0.001

1.594 (1.141–2.228)

0.006

SOFA

1.002 (0.866–1.159)

0.977

-

-

APACHE II

1.040 (0.988–1.093)

0.132

-

-