Table 3.
Cox proportional hazards model on the effect of CKD on in-hospital mortality adjusted by age, sex, and selected clinical and laboratory variables, incident Atrial Fibrillation, and AKI. n = 2006, n of death = 327.
| HR (95% CI) | p-Value | |
|---|---|---|
| CKD Stage (eGFR 30–59 mL/min vs. eGFR > 60 mL/min) | 1.100 (0.841–1.437) | 0.4864 |
| CKD Stage (eGFR < 30 mL/min vs. eGFR > 60 mL/min) | 1.152 (0.802–1.656) | 0.4436 |
| Age (years) | 1.056 (1.045–1.068) | <0.0001 |
| Sex (M vs. F) | 1.225 (0.955–1.571) | 0.1108 |
| Ischemic Heart Disease (Yes vs. No) | 1.120 (0.826–1.518) | 0.4656 |
| Cerebrovascular Disease (Yes vs. No) | 1.357 (1.004–1.835) | 0.0472 |
| Platelets (103 U/L) | 0.998 (0.997–0.999) | 0.0028 |
| C-Reactive Protein (mg/dL) | 1.038 (1.026–1.051) | <0.0001 |
| Potassium (mmol/L) | 1.379 (1.129–1.685) | 0.0017 |
| Incident Atrial Fibrillation (Yes vs. No) | 1.080 (0.757–1.543) | 0.6705 |
| AKI (Yes vs. No) | 2.202 (1.728–2.807) | <0.0001 |
Abbreviations: CKD, chronic kidney disease; n, number; eGFR, estimated glomerular filtration rate; HR, hazard ratio; AKI, acute kidney injury.