Table 1.
Baseline characteristics stratified by comorbidities
| Characteristic | Overall, n = 93,667 | CKD, n = 26,566 | DM, n = 33,548 | HF, n = 19,374 | HTN, n = 65,161 |
|---|---|---|---|---|---|
| Demographics | |||||
| Age, yr, mean ± SD | 64.15 ± 18.09 | 70.02 ± 16.08 | 66.23 ± 15.04 | 75.57 ± 13.24 | 69.52 ± 14.90 |
| Female, n (%) | 43,541 (45.64) | 13,491 (50.78) | 14,662 (43.70) | 9454 (48.80) | 30,088 (46.17) |
| Hyperkalemia severity, K+ mmol/l | |||||
| ≥5.0–<5.5 | 75,364 (80.5) | 20,683 (77.9) | 26,520 (79.1) | 14,861 (76.7) | 52,316 (80.3) |
| ≥5.5–<6.0 | 12,139 (13.0) | 3917 (14.7) | 4683 (14.0) | 2974 (15.4) | 8683 (13.3) |
| ≥6.0–<6.5 | 3349 (3.6) | 1095 (4.1) | 1283 (3.8) | 870 (4.5) | 2302 (3.5) |
| ≥6.5–<7.0 | 1378 (1.5) | 437 (1.6) | 522 (1.6) | 345 (1.8) | 943 (1.4) |
| ≥7.0 | 1437 (1.5) | 434 (1.6) | 540 (1.6) | 324 (1.7) | 917 (1.4) |
CKD, chronic kidney disease; DM, diabetes mellitus; HF, heart failure; HTN, hypertension; K+, potassium.