- Less than 2+ risk factors for coronary heart disease (risk factors include: blood pressure > 140/90 mm Hg or on blood pressure medication; HDL-cholesterol < 40 mg/dl; age greater than 45 yrs for males & greater than 55 yrs for females; family history of premature coronary heart disease (CHD in male first degree relative <55 years; CHD in female first degree relative <65 years)