Table I.
Characteristics of patients (n=305).
| Parameters | Value |
|---|---|
| Age (years; median, range) | 62 (53-73) |
| Sex (% males) | 50.5 |
| Smoking (%) | 45.0 |
| Primary renal disease (%) | |
| Vascular disease | 44.3 |
| Glomerular nephropathies | 30.5 |
| Interstitial nephropathies | 13.8 |
| Diabetes nephropathies | 7.2 |
| ADPKD | 3.0 |
| GFR (median; i.q.r) | 28.4 (11.4-48.6) |
| Stage 1, 2 (%) | 14.8 |
| Stage 3 (%) | 33.4 |
| Stage 4 (%) | 19.0 |
| Stage 5 (%) | 32.8 |
| Hypertension (%) | 73.4 |
| Cardio-vascular co-morbidities (%) | |
| Ischemic heart disease | 35.0 |
| Cerebrovascular | 7.0 |
| Peripheral vascular disease | 21.3 |
| Cholesterol >200 mg/dl (%) | 50.0 |
| Triglycerides >150 mg/dl (%) | 40.0 |
| Glucose level (median, i.q.r) | 102 (91-116) |
| BMI (median i.q.r) | 26 (24-31) |
| BMI <20 (%) | 8.9 |
| BMI 20-25 (%) | 26.6 |
| BMI 25-30 (%) | 36.1 |
| BMI >30 (%) | 28.5 |
| Inflammation (CRP >3 mg/l; %) | 77.0 |
| Aortic calcification score; median (i.q.r.) | 3 (0-10) |
| Osteoporosis (%) | 50.0 |
| Serum calcium | |
| Time-averaged (mg/dl per month; mean ± SD) | 8.7±1.1 |
| Serum phosphate | |
| Time-averaged (mg/dl per month; mean ± SD) | 4.8±2.0 |
ADPKD, autosomal dominant polycystic kidney disease; GFR, glomerular filtration rate; BMI, body mass index; CRP, C reactive protein; SD, standard deviation.