Table 1.
Clinical and ultrasonographic parameters of the study population at baseline
| Overall population (n = 168) | ||
|---|---|---|
|
Clinical parameters |
|
|
|
Age (years) |
61.2 ± 11.3 |
|
|
Male sex (%) |
64.9 |
|
|
BMI (Kg/m
2
) |
25.4 ± 3.8 |
|
|
Smoking (%) |
30.2 |
|
|
Previous cardiovascular events (%) |
25.9 |
|
|
Hypercholesterolemia (%) |
73.1 |
|
|
Diabetes (%) |
16.7 |
|
|
Hypertension duration (years) |
8.6 ± 8.5 |
|
|
Systolic blood pressure (mmHg) |
161.6 ± 21.2 |
|
|
Diastolic blood pressure (mmHg) |
90.0 ± 13.8 |
|
|
Pulse pressure (mm Hg) |
71.7 ± 16.9 |
|
|
Number of antihypertensive drugs |
2.1 ± 0.9 |
|
|
RAS-blockers therapy |
60.0 |
|
|
Antithrombotic therapy (%) |
60.5 |
|
|
Cholesterol-lowering therapy (%) |
37.5 |
|
|
Serum creatinine (mg/dl) |
1.33 ± 0.61 |
|
|
Creatinine clearance (ml/min) |
67.2 ± 28.9 |
|
|
Estimated GFR (ml/min/1.73 m
2
) |
61.1 ± 20.5 |
|
|
Albuminuria (mg/24 h) |
98.9 ± 278.8 |
|
|
Ultrasonographic parameters |
Stenotic kidney |
Contralateral kidney |
|
Resistive index |
0.62 ± 0.12* |
0.67 ± 0.09 |
|
Pulsatility index |
1.09 ± 0.36* |
1.22 ± 0.31 |
|
Renal longitudinal diameter |
10.5 ± 1.3 |
10.7 ± 1.5 |
| Renal to aortic ratio | 4.1 ± 0.9* | 1.7 ± 0.8 |
*p < 0.05 vs contralateral kidney.