Hydration Status Is Associated with Aortic Stiffness, but Not with Peripheral Arterial Stiffness, in Chronically Hemodialysed Patients

Table 3

Arterial stiffness levels for the entire population and the hydric state-related groups.

	Entire group	Normal Hydration State (NHS)	Overhydration (OH)	Subhydration (SH)	value
	MV ± SD	MV ± SD	MV ± SD	MV ± SD	NHS versus OH	NHS versus SH	OH versus SH
Carotid-femoral (aortic) stiffness
Right carotid-femoral PWV (m/s)	10.74 ± 3.25	10.40 ± 3.44	12.84 ± 2.27	9.78 ± 2.69	0.032	0.586	0.009
Left carotid-femoral PWV (m/s)	10.48 ± 3.30	10.08 ± 3.37	12.57 ± 3.38	9.84 ± 2.33	0.036	0.821	0.034
Right carotid-femoral	2.65 ± 1.45	2.44 ± 1.52	3.45 ± 1.03	2.54 ± 1.41	0.046	0.847	0.100
Left carotid-femoral	2.56 ± 1.52	2.31 ± 1.47	3.41 ± 1.52	2.60 ± 1.49	0.036	0.553	0.214
Carotid-brachial stiffness
Right carotid-brachial PWV (m/s)	7.17 ± 1.38	7.11 ± 1.33	7.65 ± 1.84	7.00 ± 1.20	0.321	0.796	0.341
Left carotid-brachial PWV (m/s)	7.15 ± 1.47	7.19 ± 1.34	7.83 ± 1.97	6.58 ± 1.36	0.273	0.179	0.109
Right carotid-brachial	1.15 ± 0.40	1.08 ± 0.37	1.24 ± 0.43	1.30 ± 0.47	0.283	0.105	0.758
Left carotid-brachial	1.17 ± 0.55	1.14 ± 0.46	1.32 ± 0.66	1.17 ± 0.74	0.362	0.879	0.646

MV: mean value, SD: standard deviation, PWV: pulse wave velocity, : regional arterial stiffness index. A was considered statistical significative.