Skip to main content

Table 1 Demographic characteristics of European American and African American participants with type 2 diabetes from the Diabetes Heart Study and African American Diabetes-Heart Study cohorts with non-zero coronary artery calcification burden and complete covariate data for analysis models

From: Associations of coronary artery calcified plaque density with mortality in type 2 diabetes: the Diabetes Heart Study

Trait European Americans (n = 902) African Americans (n = 552)
Mean (SD) or % Median (range) n Mean (SD) or % Median (range) N
Age (years) 62.8 (9) 63.3 (34.2, 86) 902 57.4 (9.3) 57.5 (35, 86) 552
Female sex (%) 50.4   902 59.8   552
Current smoking (%) 16.5   902 23.9   552
Past smoking (%) 43.6   902 36.8   552
History of myocardial infarction (%) 22.4   894 11.9   547
History of cardiovascular disease (%) 44.7   894 35.7   526
Incident all-cause mortality (%) 31.7   902 16.9   552
Incident cardiovascular disease mortality (%) 14.9   887 7.7   544
Follow-up time (years) 9.5 (3.1) 10.2 (0.3, 15.6) 902 6 (3) 5.2 (0.3, 16) 552
Body mass index (kg/m2) 32.3 (6.5) 31.3 (17.1, 58) 902 35.3 (8.2) 34 (17.1, 77.5) 552
Glucose (mg/dL) 148.2 (56.2) 135.5 (16, 463) 900 149.6 (65.3) 134 (32, 524) 552
Glycated hemoglobin (%) 7.5 (1.6) 7.2 (4.6, 16.6) 896 8.2 (2.1) 7.7 (4.4, 21.8) 543
Glycated hemoglobin (mmol/mol) 59 (17.7) 55.2 (26.8, 157.9) 896 66.2 (23.2) 60.7 (24.6, 214.8) 543
Diabetes duration (years) 10.6 (7.2) 8 (0, 46) 888 10.7 (7.9) 8.5 (0, 52) 552
CAC mass score (mg, 90 HU) 1960 (3414) 562 (0.5, 50,415) 889 1028 (2025) 161 (1, 15,527) 552
CAC volume score (mm3, 90 HU) 899 (1328) 361 (1, 15,569) 902 432 (784) 90 (1, 6103) 552
CAC Agatston score (90 HU) 1031 (1640) 365 (0.5, 20,563) 901 497 (956) 82 (0.5, 7502) 551
CAC Agatston score (130 HU) 828 (1277) 331 (0.5, 16,287) 816 446 (772) 110 (0.5, 5693) 446
CAC density (mg/mm3, 90 HU) 1.71 (0.76) 1.74 (0.02, 4.46) 889 1.8 (0.65) 1.75 (0.9, 5.39) 552
Alternate CAC density (Agatston score/area, Hounsfield unit category units, 90 HU) 2.25 (0.83) 2.51 (0.63, 4.29) 901 2.09 (0.87) 2.35 (0.5, 3.42) 551
Total cholesterol (mg/dL) 184.5 (43.1) 180 (65, 391) 902 183.5 (45.6) 178 (81, 428) 552
HDL (mg/dL) 42.3 (12) 41 (8, 98) 902 48.3 (14) 46 (18, 115) 552
Systolic blood pressure (mmHg) 140 (19.1) 138.5 (94, 260) 902 136.7 (19.4) 134.3 (85, 211) 552
Diastolic blood pressure (mmHg) 72.3 (10.2) 71.5 (36.5, 106) 902 77.3 (11.6) 77 (48.5, 122) 552
High blood pressure medications (%) 76.4   902 84.1   552
Statin use (%) 43.8   902 49.5   552
Oral hypoglycemic medications (%) 79.5   902 76.3   552
Insulin use (%) 27.5   902 42.2   552
  1. CAC coronary artery calcified plaque, HU Hounsfield unit