. Author manuscript; available in PMC: 2014 Jan 22.

Published in final edited form as: J Clin Epidemiol. 2008 May 20;61(9):951–957. doi: 10.1016/j.jclinepi.2007.10.025

Table 1.

Baseline characteristics according to first CVD event as intermittent claudication or angina pectoris: Framingham Heart Study, 1948–1979

Characteristic	Intermittent Claudication; n = 186	Angina Pectoris; n = 413	Reference Sample Free of CVD; n = 6,860
Age (years)	62.5 (8.9)	60.8 (8.6)	56.8 (10.8)
Men (%)	56	48	43
Systolic blood pressure (mm Hg)^a	146.1 (1.60)	144.6 (1.07)	136.9 (0.27)
Diastolic blood pressure (mm Hg)^a	83.1 (0.87)	86.6 (0.59)	82.4 (0.14)
Hypertension treatment^a	25.1	17.5	11.1
Total cholesterol (mg/dL)^a	248 (3.3)	252 (2.2)	235 (0.5)
Diabetes mellitus^a	16.7	4.5	3.4
Cigarette smoking, current^a	60.0	37.6	40.7
Body mass index (kg/m²)^a	25.4 (0.31)	27.2 (0.21)	26.0 (0.05)

All P-values for difference between the groups ≤0.001.

Age and sex-adjusted least squares means (± standard error) for continuous variables; direct age and sex-adjusted prevalence for categorical variables.