Table 2.

Plasma LDL and HDL subfractions and lipoperoxide levels in controls and patients with OSA

	Controls (N = 16)	Patients (N = 15)	P
LDL1 (mmol/L)	0.68 ± 0.29	0.7 ± 0.26	ns
LDL2 (mmol/L)	0.233 (0.155–0.388)	0.647 (0.336–0.750)	0.0003
LDL3–7 (mmol/L)	0 (0–0)	0.207 (0.103–0.465)	0.0003
Large HDL1–3 (%)	33.7 ± 15.8	17.8 ± 8.1	0.0015
Medium HDL4–7 (%)	22.7 ± 4.9	57.4 ± 10.4	ns
Small HDL8–10 (%)	13.5 (2.3–16.5)	24.32 (17.24–32.14)	0.0006
Lipid peroxides (μmol/L)	30.9 (22.3–44.7)	47.3 (33.9–71.3)	0.0192

Normally distributed data are expressed as mean ± standard deviation (SD), non-parametric data are expressed as median (25th – 75th percentile); N count, P statistical level of significance, LDL Low-density lipoproteins, HDL High-density lipoproteins, ns Nonsignificant