Table 4.
Multivariable logistic regression analysis of risk factors associated with 90-day adverse outcomes.
| Characteristics | OR | 95% CI | p value |
|---|---|---|---|
| Age | 1.08 | 1.04–1.12 | < 0.001 |
| AKI stage | |||
| Stage 1 | 1.00 | – | – |
| Stage 2 | 1.75 | 1.01–3.04 | 0.046 |
| Stage 3 | 2.38 | 1.36–4.16 | 0.002 |
| Sepsis | 0.59 | 0.28–1.22 | 0.15 |
| CKD | 14.86 | 4.71–46.90 | < 0.001 |
| Shock | 3.96 | 1.78–8.80 | < 0.001 |
| Respiratory failure | 3.19 | 1.71–5.95 | < 0.001 |
| Platelets < 100 × 109/L | 2.73 | 1.67–4.48 | < 0.001 |
| Serum albumin < 30 g/L | 1.71 | 1.06–2.78 | 0.029 |
| Serum total bilirubin > 34.2 mmol/L | 1.80 | 0.98–3.32 | 0.06 |
| Serum potassium > 5.5 mmol/L | 2.69 | 1.23–5.86 | 0.013 |
| Mechanical ventilation | 2.72 | 1.61–4.61 | < 0.001 |
OR odds ratio, CI confidence interval, AKI acute kidney injury, CKD chronic kidney disease.