Table 4.

Correlations between vascular measures and laboratory and clinical parameters.

		FMDa	PORHb
		Spearman's rho	Spearman's rho
Clinical parameters	Age, years	−0.289	−0.380
	Body mass index, kg/m2	−0.139	−0.098
	Total function level, per centc	0.009	0.128
	Short Form-36 Physical Function scored	−0.076	0.259
	Steps per 24 he	−0.09	0.21
Laboratory parameters	Arginine, μM	0.048	0.253
	Asymmetric dimethylarginine, μM	0.022	0.050
	Symmetrical dimethylarginine, μM	−0.470*	0.255
	Homoarginine, μM	−0.017	0.272
	High-sensitivity C-reactive protein, μM	−0.089	0.073

^aFlow-mediated dilation at baseline.

^bPost-occlusive reactive hyperemia at baseline.

^*p < 0.05.

^cSelf-reported; range 0–100%.

^dRaw score; range 0–100.

^eMeasured by Sensewear® armband for 5–7 consecutive days.