Table 2.

Linear regression coefficients for associations between main variables and arterial distension (with pulse pressure, age, sex, and resting vessel size included in model). Units are μm per unit change in explanatory variable

Variable	Regression coefficient (95% CI)	P value
Total cholesterol (mmol/l)	−8.5 (−14.5 to −2.5)	0.005
LDL cholesterol (mmol/l)	−8.8 (−15.6 to −1.9)	0.01
Body mass index (kg/m2)	−21.1 (−36.5 to 5.8)	0.007
Diastolic blood pressure (mm Hg)	−1.92 (−2.68 to −1.16)	<0.001
Social class	−0.1 (−0.84 to 0.60)	0.75