Table 1

Demographics and baseline characteristics of the Chicago cohort

Patient population (n)2280
Mean age (years)49.0±11.3
Gender (%)
 Male54.4
 Female45.6
Marital status (%)
 Single41.8
 Married31.6
 Divorced9.9
 Separated5.9
 Widowed5.6
 Others5.2
Employment status (%)
 Unemployed69.9
 Full-time11.6
 Part-time11.4
 Retired0.6
 Others6.5
History of smoking (%)54.4
Ethnicity (%)
 African-American48.1
 Hispanic32.5
 Caucasian9.7
 Asian-Pacific6.2
 African2.1
 Others1.4
Primary language (%)
 English64.5
 Spanish21.2
 English and Spanish7.1
 Polish2.2
 Others5.0
Family history of diabetes (%)
 Positive67.1
 Negative32.9
Insurance status (%)
 Uninsured82.2
 Insured17.8
BMI (kg/m2)32.8±7.4
Waist circumference (cm)
 Men109.7±20.8
 Women108.5±22.9
Hypertension (%)69.4
Systolic blood pressure (mm Hg)130±19.9
Diastolic blood pressure (mm Hg)74±11.7
HbA1c at diagnosis (%)10.0±2.9
HbA1c at diagnosis (mmol/mol)86±32
 HbA1c <7% (53 mmol/mol)16.8%
 HbA1c 7%–9% (53–75 mmol/mol)24.8%
 HbA1c >9% (75 mmol/mol)58.4%
Total cholesterol (mg/dL)176 (IQR 149–206)
Low-density lipoprotein (mg/dL)99 (IQR 78–126)
High-density lipoprotein (mg/dL)
 Men40 (IQR 34–47)
 Women47 (IQR 40–55)
Triglycerides (mg/dL)129 (IQR 90–193)
Albumin/creatinine ratio (mg/g creatinine)9.1 (IQR 4.5–113.4)
 Microalbuminuria (30–300 mg/g)
 (moderately increased albuminuria)
16.2%
 Macroalbuminuria (>300 mg/g)
 (severely increased albuminuria)
3.7%
eGFR (mL/min/1.73 m2)102.7 (IQR 84.3–120.9)
 CKD 3a (eGFR 45–59)2.9%
 CKD 3b (eGFR 30–44)0.8%
  • BMI, body mass index; CKD, chronic kidney disease; HbA1c, hemoglobin A1c; eGFR, estimated glomerular filtration rate.