Table 2.
Baseline characteristics and their association with the blood urea nitrogen/Creatinine Ratio
| < 19.37 group (n = 280) | ≥ 19.37 group (n = 224) | P value | |
|---|---|---|---|
| Age (years) | 77 (71, 81) | 76 (68, 81) | 0.384 |
| Male, n (%) | 151 (53.9%) | 109 (48.7%) | 0.448 |
| Course of the disease (years) | 6 (2, 14) | 6 (2, 16) | 0.473 |
| eGFR (ml/min/1.73 m2) | 60.4 ± 20.2 | 67.4 ± 23.6 | 0.007 |
| SCr (mg/dl) | 95 (76, 114) | 85.0 (68, 111) | < 0.01 |
| BUN (mg/dl) | 5.8 (4.6, 7.6) | 8.4 (6.7, 11.1) | < 0.01 |
| LVEF (%) | 50 (40, 50) | 50 (40, 50) | 0.961 |
| NT-proBNP (pg/ml) | 2183 (1346, 4744.5) | 3700 (1846.3, 7701.8) | < 0.01 |
| Coronary heart disease, n (%) | 253 (90.4%) | 167 (74.5%) | < 0.01 |
| Diabetes, n (%) | 103 (36.8%) | 86 (38.4%) | 0.711 |
| Hypertension, n (%) | 207 (73.9%) | 166 (74.1%) | 0.964 |
| Hyperlipidemia, n (%) | 160 (57.1%) | 120 (53.6%) | 0.423 |
| NYHA, n (%) | – | – | 0.001 |
| II | 52 (18.6%) | 24 (10.7%) | – |
| III | 134 (47.9%) | 96 (42.9%) | – |
| IV | 94 (33.6%) | 104 (46.4%) | – |