Table 1 Basic features of older CAD patients with and without low GFR
Features | All | Without low GFR | With low GFR | P value |
|---|---|---|---|---|
Age (year) a | 86.0 (81.0–89.0) | 85.0 (80.0–89.0) | 87.0 (83.0–90.0) | < 0.001 |
Males (%) | 937 (89.2) | 617 (91.0) | 320 (86.0) | 0.013 |
BMI (kg/m2) mean (SD) | 23.9 (3.5) | 23.9 (3.5) | 23.9 (3.5) | 0.601 |
CHF (%) | 327 (31.1) | 159 (23.5) | 168 (45.2) | < 0.001 |
AF (%) | 219 (20.9) | 131 (19.3) | 88 (23.7) | 0.098 |
Hypertension (%) | 839 (79.9) | 516 (76.1) | 323 (86.8) | < 0.001 |
Heart rate (bpm) a | 72.0 (64.0–80.0) | 72.0 (64.8–80.0) | 72.0 (64.0–80.0) | 0.723 |
SBP (mmHg) a | 132.4 (123.8–142.0) | 131.8 (123.0–141.6) | 133.4 (125.4–143.0) | 0.053 |
DBP (mmHg) a | 69.0 (63.7–74.3) | 69.2 (64.3–74.3) | 68.8 (63.0–74.3) | 0.294 |
Hemoglobin (g/L) a | 124.0 (109.0–137.0) | 128.0 (114.8–140.0) | 113.0 (101.0–128.0) | < 0.001 |
Albumin (g/L) a | 38.3 (35.3–40.8) | 38.8 (35.9–41.2) | 37.7 (34.6–39.9) | < 0.001 |
GFR (ml/min/1.73m2) a | 69.2 (53.3–82.3) | 78.6 (70.4–89.0) | 47.2 (35.0–54.4) | < 0.001 |
FPG (mmol/L) a | 5.4 (4.8–6.2) | 5.3 (4.8–6.1) | 5.4 (4.8–6.3) | 0.357 |
Triglyceride (mmol/L) a | 1.2 (0.9–1.8) | 1.2 (0.9–1.6) | 1.4 (1.0–2.0) | < 0.001 |
LDL-C (mmol/L) a | 2.1 (1.7–2.6) | 2.2 (1.8–2.7) | 2.0 (1.6–2.5) | 0.001 |
HDL-C (mmol/L) a | 1.1 (0.9–1.3) | 1.1 (0.9–1.3) | 1.0 (0.8–1.2) | < 0.001 |