Skip to main content
. Author manuscript; available in PMC: 2014 Oct 28.
Published in final edited form as: JAMA. 2012 Jun 20;307(23):2499–2506. doi: 10.1001/jama.2012.6571

Figure 2. Changes in Cardiovascular Disease Risk Discrimination and Classification After Adding Lipid-Related Markers.

Figure 2

The model containing conventional risk factors include age, systolic blood pressure, smoking status, history of diabetes, total and high-density lipoprotein cholesterol (HDL-C), each included as individual linear terms. Models were stratified by sex.

aNet reclassification improvement was calculated only for participants in studies with at least 10 years of follow-up. Change in C-index adding lipoprotein(a) greater than 30 mg/dL was 0.0001 (95% CI, −0.0001 to 0.0003).

bTriglyceride values were log-transformed.

cP<.05 for comparison against model containing conventional risk factors.

dP<.001 for comparison against model containing conventional risk factors.

eLipoprotein(a) was modeled nonlinearly by including linear and quadratic terms of log-transformed lipoprotein(a).