Table 3.

Patients characteritics stratified by baPWV quartile

Quartile [baPWV (cm/s)]Q1 (800 to 1474)Q2 (1485 to 1790)Q3 (1795 to 2184)Q4 (2186 to 5810)P
PAD (%)18.314.122.546.5<0.0001
Age (years)52.2 ± 13.658.9 ± 10.264.6 ± 9.169.8 ± 10.1a,b,c<0.0001
Female (%)33.835.231.039.40.3468
HD vintage (years)11.4 ± 7.611.2 ± 8.09.1 ± 8.78.5 ± 7.40.0701
Current smoking (%)46.441.444.338.00.7615
Diabetes (%)15.522.535.252.1<0.0001
Comorbidities (%)
    hypertension73.277.184.584.50.2444
    CAD12.718.315.540.90.0001
    stroke8.518.326.835.20.0010
Hemoglobin (g/dl)10.5 ± 1.010.3 ± 0.910.2 ± 1.010.2 ± 0.90.3776
Albumin (g/dl)4.0 ± 0.34.0 ± 0.33.8 ± 0.3a,b3.7 ± 0.4a,b<0.0001
Kt/V1.46 ± 0.271.50 ± 0.281.47 ± 0.281.41 ± 0.240.1958
Adjusted Ca (mg/dl)9.0 ± 0.88.8 ± 0.78.9 ± 0.68.6 ± 0.70.0083
P (mg/dl)5.8 ± 1.25.8 ± 1.15.8 ± 1.25.4 ± 1.20.1973
iPTH (pg/ml)240.8 ± 174.8234.4 ± 247.3248.5 ± 205.5190.3 ± 164.80.3346
Tcho (mg/dl)152.0 ± 37.6142.7 ± 24.8145.8 ± 25.9149.9 ± 23.20.2451
HDL-cholesterol (mg/dl)46.4 ± 15.847.4 ± 13.342.9 ± 11.544.5 ± 14.10.2367
LDL-cholesterol (mg/dl)80.7 ± 26.075.6 ± 21.179.4 ± 20.281.7 ± 20.90.4193
TG (mg/dl)124.1 ± 110.697.4 ± 56.3117.3 ± 93.6118.9 ± 74.50.3100
Medication (%)
    ACEI/ARB33.823.939.433.80.2601
    statin22.525.316.922.50.6666
    anti-platelet drugs66.271.377.581.70.1667
Cut-off, ABI < 0.9
    sensitivity (%)76.940.031.354.50.0489
    specificity (%)95.189.790.996.20.0031
  • Mean ± SD. For abbreviations, see Table 1.

  • a P < 0.05 versus Q1.

  • b P < 0.05 versus Q2.

  • c P < 0.05 versus Q3.