Parameters | XFS/XFG (n = 21) | Controls (n = 17) | p Value* | ||
---|---|---|---|---|---|
Mean (SD) | Quartile range | Mean (SD) | Quartile range | ||
*Mann-Whitney U test. | |||||
Strain, relative change of the carotid artery diameter; CCB, cross sectional compliance coefficient calculated using brachial blood pressure values; CCC, cross sectional compliance coefficient calculated using carotid blood pressure values; DCB, distensibility coefficient calculated using brachial blood pressure values; DCC, distensibility coefficient calculated using carotid blood pressure values; Stiffnessb, stiffness calculated using brachial blood pressure values; Stiffnessc, stiffness calculated using carotid blood pressure values; BRS, baroreflex sensitivity. | |||||
Strain (%) | 3.89 (1.38) | 2.91–4.35 | 5.32 (1.29) | 4.39–6.41 | 0.004 |
CCB (mm2 mm Hg−1) | 0.05 (0.02) | 0.03–0.06 | 0.07 (0.04) | 0.05–0.08 | 0.011 |
CCC (mm2 mm Hg−1) | 0.05 (0.03) | 0.03–0.06 | 0.07 (0.02) | 0.05–0.07 | 0.005 |
DCB (10−3mm Hg−1) | 1.11 (0.47) | 0.77–1.41 | 2.01 (1.04) | 1.51–1.94 | <0.001 |
DCC (10−3mm Hg−1) | 1.62 (1.19) | 0.90–1.85 | 2.30 (1.13) | 1.64–2.41 | 0.011 |
StiffnessB | 0.18 (0.07) | 0.14–0.22 | 0.12 (0.04) | 0.10–0.16 | 0.003 |
StiffnessC | 0.20 (0.11) | 0.14–0.23 | 0.14 (0.03) | 0.12–0.16 | 0.044 |
BRS (ms mm Hg−1) | 7.23 (5.53) | 2.55–10.25 | 13.15 (8.75) | 8.00–14.70 | 0.013 |