TABLE 1

Characteristics of nondiabetic IRAS participants during baseline examination (1992–1994) by sex and ethnicity

VariableMen
Women
Non-Hispanic whitesBlacksHispanicsNon-Hispanic whitesBlacksHispanics
n195113144220156207
Age (years)55.4 ± 8.454.8 ± 8.853.8 ± 8.956.3 ± 8.453.9 ± 8.453.8 ± 7.9
BMI (kg/m2)27.1 ± 3.928.1 ± 4.628.3 ± 5.428.0 ± 6.130.3 ± 6.629.1 ± 6.4
Waist-to-hip ratio0.92 ± 0.060.90 ± 0.050.95 ± 0.050.80 ± 0.060.80 ± 0.070.82 ± 0.06
Waist circumference (cm)94.7 ± 10.093.8 ± 9.896.1 ± 11.285.1 ± 12.989.1 ± 15.087.4 ± 13.1
Fasting glucose (mg/dl)100.8 ± 9.5101.2 ± 9.599.3 ± 9.895.3 ± 10.8100.0 ± 11.995.2 ± 9.5
2-h glucose (mg/dl)120.7 ± 30.9125.6 ± 33.6123.9 ± 37.5125.1 ± 35.3126.1 ± 33.6126.6 ± 33.0
Fasting insulin (μU/ml)11 (8–16)13 (9–20)15 (10–21.5)11 (8–16)13.5 (9–19)14.5 (9–21)
LDL cholesterol (mg/dl)141.8 ± 35.0145.4 ± 36.6138.1 ± 34.2140.3 ± 32.8147.4 ± 32.3137.4 ± 36.3
HDL cholesterol (mg/dl)41.1 ± 12.345.5 ± 14.338.7 ± 12.552.4 ± 15.456.2 ± 15.546.8 ± 13.2
Triglyceride (mg/dl)124 (86–183)98 (81.5–139.5)139 (92–223)111.5 (75–150)76 (61–115)121 (88–177)
Systolic BP (mmHg)121.4 ± 15.1126.6 ± 15.7121.7 ± 15.9121.5 ± 18.6124.9 ± 15.6119.2 ± 17.6
Diastolic BP (mmHg)78.2 ± 8.679.7 ± 9.980.3 ± 9.075.0 ± 9.677.8 ± 9.076.6 ± 8.5
Albumin/creatinine ratio (mg/g)5.3 (3.7–10.9)5.3 (3.1–8.7)5.7 (4.2–10.4)8.6 (4.8–14.1)7.4 (3.9–14.7)7.3 (4.8–11.7)
Si × 10−4 (min−1 · μU−1 · ml−1)1.9 (1.1–3.3)1.4 (0.9–2.5)1.2 (0.6–2.8)1.9 (1.2–3.5)1.4 (0.9–2.5)1.4 (0.8–2.6)
AIR (pmol · ml−1 · min−1)283.4 (143.5–518.2)509.3 (197.8–823.4)495.7 (282.0–939.6)269.4 (138.3–499.3)454.9 (192.2–748.9)397.7 (219.4–645.8)
IGT/IFG (%)373939404139
  • Data are means ± SD, medians (interquartile range), or proportions. BP, blood pressure.