Table 2.
Characteristics of Study Participants by Oral Glucose Tolerance Test in the BLSA
| Characteristic |
2-Hour Plasma Glucose (mg/dL)
|
P Value a | ||
|---|---|---|---|---|
| ≤139 (n = 302) | 140–199 (n = 99) | ≥200 (n = 44) | ||
| Age, y | 70 (10) | 72 (9) | 72 (9) | 0.05 |
| Male sex, % | 53.4 | 43.4 | 29.6 | 0.001 |
| BMI, kg/m2 | 26.1 (3.8) | 27.4 (4.4) | 28.5 (4.3) | 0.0001 |
| Current smoking, % | 0.7 | 5.0 | 2.3 | 0.06 |
| Systolic blood pressure, mm Hg | 117 (15) | 120 (13) | 119 (12) | 0.16 |
| Diastolic blood pressure, mm Hg | 66 (9) | 66 (9) | 65 (7) | 0.61 |
| Triglycerides, mg/dL | 95 (43) | 103 (47) | 118 (55) | 0.02 |
| Total cholesterol, mg/dL | 193 (35) | 195 (39) | 170 (41) | <0.0001 |
| LDL cholesterol, mg/dL | 113 (32) | 115 (34) | 95 (41) | 0.0001 |
| HDL cholesterol, mg/dL | 61 (16) | 59 (16) | 52 (16) | 0.0005 |
| Hypertension, % | 46.0 | 60.6 | 75.0 | <0.0001 |
| Diabetes, % | 2.7 | 2.0 | 63.6 | <0.0001 |
| Coronary artery disease, % | 3.3 | 7.1 | 22.7 | <0.0001 |
| Stroke, % | 6.0 | 7.1 | 4.6 | 0.92 |
| Heart failure, % | 2.0 | 3.0 | 4.6 | 0.27 |
| Cancer, % | 6.6 | 7.1 | 15.9 | 0.07 |
| Chronic kidney disease, % | 31.8 | 36.4 | 47.7 | 0.04 |
Values are presented as mean (SD) or percentages.
a
χ 2 tests for categorical variables, Kruskal-Wallis tests for continuous variables.