Table I.
Baseline characteristics of 408 patients hospitalized with hyperkalemia
| Variable | Results |
|---|---|
| Age, mean ± standard deviation [years] | 64 ±17 |
| Men, n (%) | 232 (57) |
| Women, n (%) | 176 (43) |
| GFR ≥ 60 with no CKD, n (%) | 95 (48) |
| GFR ≥ 60 with CKD, n (%) | 17 (4) |
| GFR 30–59, n (%) | 83 (20) |
| GFR 15–29, n (%) | 83 (20) |
| GFR < 15, n (%) | 30 (7) |
| Acute kidney injury, n (%) | 251 (62) |
| Diabetes mellitus, n (%) | 172 (42) |
| Blood transfusion, n (%) | 6 (4.58) |
| Tissue necrosis, n (%) | 8 (6.11) |
| Metabolic acidosis, n (%) | 48 (36.64) |
| Adrenal insufficiency, n (%) | 9 (6.87) |
| Coronary artery disease, n (%) | 110 (27) |
| Congestive heart failure, n (%) | 93 (23) |
| Hypertension, n (%) | 230 (57) |
| Atrial fibrillation, n (%) | 60 (15) |
| Liver cirrhosis, n (%) | 60 (15) |
| End-stage renal disease post renal transplant, n (%) | 32 (8) |
| End-stage liver disease post liver transplant, n (%) | 11 (3) |
| Bone marrow transplant, n (%) | 11 (3) |
| Solid tumors, n (%) | 56 (14) |
| Lymphoma/leukemia, n (%) | 47 (12) |
GFR – glomerular filtration rate (ml/1.73 m2); CKD – chronic kidney disease as defined by ICD-9 diagnosis codes