Subjects’ characteristics.

<p>BMI, body mass index; AHI, apnea-hypopnea index; ODI, oxygen desaturation index; T<90, total sleep time in minutes with oxygen saturation <90%; Data are means ± SE. There are no significant differences in the above parameters between the groups.</p

Plasma YKL-40 and sFlt-1/VEGF.

<p>YKL-40 correlated inversely with flow-mediated vasodilation whereas there was a positive correlation between YKL-40 and sFlt-1/VEGF, a measure of decreased free VEGF availability or anti-angiogenic state.</p