Skip to main content

Table 2 Demographic characteristics of Jackson Heart Study participants with diabetes, by presence/absence of CAC

From: Genome-wide association study of coronary artery calcified atherosclerotic plaque in African Americans with type 2 diabetes

Variable CAC 130 HU <10 (N = 68) CAC 130 HU ≥10 (N = 137) Full Sample (N = 205) P-value
Mean SD Median Mean SD Median Mean SD Median
Age (years) 54.3 10.1 53.0 60.7 9.3 60.0 58.4 10.1 59.0 <0.0001
Female (%) 73.5 63.7 67.2 0.10
African Ancestry proportion (%) 79.9 6.5 80.7 78.1 8.4 79.5 78.8 7.8 80.0 0.21
Diabetes duration (years) 8.2 7.8 6.0 11.4 9.7 10.0 10.3 9.2 8.0 0.01
HbA1c (%) 7.7 2.0 7.2 7.9 1.8 7.6 7.8 1.9 7.4 0.06
C-reactive protein (mg/dl) 0.6 0.8 0.4 0.7 1.0 0.4 0.7 0.9 0.4 0.79
Glucose (mg/dl) 147.4 62.4 133.0 145.1 53.0 130.0 146.0 56.5 132.5 0.90
Low density lipoprotein cholesterol (mg/dl) 115.9 33.1 116.0 122.2 39.5 120.0 119.9 37.4 117.0 0.12
High density lipoprotein cholesterol (mg/dl) 50.3 13.0 47.0 48.3 13.9 45.0 49.0 13.6 46.0 0.12
Triglycerides (mg/dl) 118.5 63.1 100.0 142.0 100.3 113.0 133.6 89.5 108.0 0.12
Body Mass Index (kg/m2) 34.2 7.0 33.6 34.0 6.5 33.0 34.1 6.7 33.1 0.94
CAC 130 HU (Hounsfield unit) 1.2 2.4 0.0 548.4 866.1 206.4 354.8 743.3 60.0 NA
ACE inhibitor use (%) 78.0 79.8 79.2 0.73
Current smoker (%) 11.2 11.2 11.2 0.99
Past smoker (%) 20.4 30.7 27.1 0.06
Hypertension (%) 82.5 86.6 85.1 0.36
Lipid-lowering medication (%) 18.6 33.5 28.4 0.01