Table 1

Baseline characteristics of black and white ARIC Study participants with diagnosed diabetes (visit 4, 1996–1998)

Overall (n = 1,206)Blacks (n = 391)Whites (n = 815)
Age63.7 (5.66)62.7 (5.74)64.2 (5.56)
Female sex651 (54.0)275 (70.3)376 (46.1)
BMI category
 Overweight413 (34.4)126 (32.2)290 (35.6)
 Obese657 (54.8)239 (61.1)421 (51.7)
Diabetes duration ≥9 years508 (42.1)178 (45.5)330 (40.5)
Diabetes medication use
 No medication323 (26.8)82 (21.0)241 (29.6)
 Oral medications only550 (45.6)151 (38.6)399 (49.0)
 Any insulin333 (27.6)158 (40.4)175 (21.5)
Fructosamine
 Middle tertile (296–350 μmol/L)397 (32.9)127 (32.5)270 (33.1)
 Highest tertile (>350 μmol/L)499 (33.1)168 (43.0)231 (28.3)
eGFR <60 mL/min/1.73 m2138 (11.4)49 (12.5)89 (10.9)
ACR
 30 to <300 mg/g176 (14.6)65 (16.6)111 (13.6)
 ≥300 mg/g90 (7.5)41 (10.5)49 (6.0)
DSST38.0 (13.8)28.0 (12.9)42.8 (11.5)
  • Age and DSST values are mean (SD); all other values are n (%).