Table 4.
Multivariable Logistic Regression Comparison for AKIS Prediction
| Model Terms | Odds Ratio of Either Renal Angina+ or SCr>Base for Day3-AKIS | |
|---|---|---|
| RA+ | SCr>Base | |
| Age ≥ 75 months | 1.28 (0.73–2.23) | 1.37 (0.79–2.37) |
| BSA ≥ 0.84 m2 | 1.11 (0.63–1.94) | 1.02 (0.58–1.76) |
| Shock Dx | 1.21 (0.88–1.67) | 1.39 (1.02–1.90) |
| Cardiovascular Dx | 0.95 (0.53–1.68) | 0.98 (0.56–1.73) |
| Trauma Dx | 1.29 (0.93–1.82) | 1.29 (0.93–1.79) |
| Absence of CNS Dx | 0.96 (0.67–1.36) | 0.99 (0.70–1.40) |
| Transplant History | 1.87 (1.15–3.03) | 2.49 (1.56–3.97) |
| Renal Angina | 2.61 (1.88–3.63) | n/a |
| SCr>Base | n/a | 1.02 (0.78–1.35) |
| Model Terms | Inclusion of both Renal Angina+ and SCr>Base into Regression Model | |
| Age ≥ 75 months | 1.25 (0.71–2.19) | |
| BSA ≥ 0.84 m2 | 1.12 (0.64–1.97) | |
| Shock Dx | 1.20 (0.64–1.97) | |
| Cardiovascular Dx | 0.94 (0.53–1.67) | |
| Trauma Dx | 1.27 (0.91–1.78) | |
| Absence of CNS Dx | 0.95 (0.67–1.35) | |
| Transplant History | 1.97 (1.21–3.20) | |
| SCr>Base | 0.68 (0.49–0.94) | |
| Renal Angina | 3.21 (2.20–4.67) | |
N=368 patients
Results are expressed as odds ratios with 95% confidence intervals
AKI = acute kidney injury, CI = confidence interval, Dx = diagnosis, RA+=renal angina positive, SCr>Base = serum creatinine greater than baseline, BSA = body surface area, CNS = central nervous system