Table 1 Baseline characteristics of CHS participants according to fasting glucose quartiles (n = 2433)
Characteristic | Fasting glucose quartile | p-value | |||
|---|---|---|---|---|---|
|  |  ≤ 93 |  > 93–99 |  > 99–107 |  > 107 | |
Age, years | 71.83 ± 5.06 | 72.09 ± 5.27 | 72.47 ± 5.29 | 71.70 ± 5.02 | 0.99 |
Waist circumference, cm | 86.84 ± 12.21 | 90.52 ± 12.21 | 93.04 ± 12.25 | 97.82 ± 12.18 |  < 0.01 |
Body mass index, kg/m2 | 24.26 ± 3.75 | 25.64 ± 4.01 | 26.41 ± 4.36 | 28.19 ± 4.33 |  < 0.01 |
Heart rate | 33.12 ± 4.60 | 33.42 ± 4.98 | 33.45 ± 5.13 | 34.56 ± 5.75 |  < 0.01 |
Physical activity, kcal/week | 2110.35 ± 2231.61 | 1942.79 ± 2147.84 | 1699.99 ± 1800.06 | 1897.52 ± 2320.83 | 0.02 |
Systolic BP, mmHg | 131.09 ± 20.74 | 132.99 ± 20.73 | 137.61 ± 20.98 | 137.47 ± 20.43 |  < 0.01 |
LDL, mg/dl | 128.96 ± 34.96 | 131.67 ± 35.41 | 132.66 ± 33.48 | 134.59 ± 37.74 |  < 0.01 |
HDL, mg/dl | 62.19 ± 16.40 | 57.65 ± 15.94 | 56.18 ± 14.83 | 51.13 ± 14.09 |  < 0.01 |
eGFR-cysc | 82.31 ± 18.75 | 80.45 ± 18.16 | 78.48 ± 18.87 | 77.49 ± 18.52 |  < 0.01 |
Male | 131 (20.3%) | 214 (35.1%) | 211 (36.7%) | 262 (43.3%) |  < 0.01 |
Black | 23 (3.6%) | 21 (3.4%) | 15 (2.6%) | 31 (5.1%) | 0.26 |
Hypertension | 178 (27.6%) | 209 (34.4%) | 240 (41.7%) | 289 (47.8%) |  < 0.01 |
Stroke | 13 (2.0%) | 15 (2.5%) | 19 (3.3%) | 16 (2.6%) | 0.34 |
Anti-hypertensive use | 166 (25.8%) | 200 (32.8%) | 224 (39.0%) | 285 (47.1%) |  < 0.01 |
Smoking status | 0.03 | ||||
 Never | 345 (53.6%) | 276 (45.3%) | 277 (48.2%) | 271 (44.8%) |  |
 Former | 228 (35.4%) | 252 (41.4%) | 237 (41.2%) | 252 (41.7%) |  |
 Current | 71 (11.0%) | 81 (13.3%) | 61 (10.6%) | 82 (13.6%) |  |
Alcohol use, drinks/wk | 0.10 | ||||
 None | 299 (46.4%) | 272 (44.7%) | 251 (43.7%) | 284 (46.9%) |  |
 1–7 | 275 (42.7%) | 248 (40.7%) | 230 (40.0%) | 227 (37.5%) |  |
 > 7 | 70 (10.9%) | 89 (14.6%) | 94 (16.3%) | 94 (15.5%) |  |