Table I.

Baseline characteristic of sitosterolemia patients (mean ± SEM)

Demographics (n = 8)
Age (year)	28 ± 6
Body weight (kg)	72 ± 6
Height (cm)	166 ± 2
Body mass index (kg/m2)	26 ± 2
Lipid analyses (n = 7)*
TC (mg/dL)	211 ± 17
LDL-cholesterol (mg/dL)	131 ± 14
HDL-cholesterol (mg/dL)	55 ± 3
Triglyceride (mg/dL)	122 ± 27
Plasma TC¥ (mg/dL)	156 ± 13
RBC TC¥ (mg/dL)	101 ± 6
Plasma sitosterol (mg/dL)	6 ± 0.7
RBC sitosterol (mg/dL)	5 ± 0.5
Plasma total PS† (mg/dL)	9 ± 1
RBC total PS (mg/dL)	8 ± 0.7
Plasma PS/TC ratio	0.06 ± 0.01
RBC PS/TC ratio	0.08 ± 0.01

Abbreviations: HDL, high-density lipoprotein; LDL, low-density lipoproteins; PS, plant sterols; RBC, red blood cells; TC, total cholesterol; PS/TC ratio, plant sterol to cholesterol ratio.

^*n=7, biochemical data was not available for one patient.

^¥Plasma TC and RBC TC were determined by gas chromatography,

^†Total PS is the sum of sitosterol, campesterol, stigmasterol and brassicasterol.