First quartile | Second quartile | Third quartile | Fourth quartile | |
N | 718 | 709 | 713 | 702 |
1,5-AG (μg/mL) | 33.4 (4.9) | 25.4 (1.6) | 20.3 (1.4) | 13.4 (3.2) |
1,5-AG (μg/mL) (minimum, maximum) | 28.2, 64.7 | 22.8, 28.1 | 17.8, 22.7 | 3.2, 17.7 |
Age (years) | 66.9 (6.5) | 66.5 (6.4) | 66.5 (6.6) | 67.8 (6.7) |
BMI (kg/m2) | 22.7 (2.7) | 22.9 (2.7) | 23.2 (2.8) | 22.7 (2.8) |
FPG (mg/dL) | 95.7 (6.2) | 95.6 (6.4) | 95.9 (6.6) | 95.6 (6.5) |
30 min PG (mg/dL) | 151.6 (24.7) | 151.5 (24.0) | 155.3 (26.2) | 162.1 (31.9) |
1-hour PG (mg/dL) | 145.8 (34.9) | 146.2 (35.7) | 150.4 (37.3) | 157.3 (43.5) |
2-hour PG (mg/dL) | 107.7 (20.3) | 107.0 (19.4) | 109.2 (20.3) | 106.1 (22.5) |
3-hour PG (mg/dL) | 83.5 (21.8) | 82.7 (21.1) | 83.5 (21.5) | 84.0 (22.6) |
Δ30 min PG (mg/dL) | 55.9 (23.2) | 55.9 (22.2) | 59.4 (24.4) | 66.5 (30.3) |
Δ1-hour PG (mg/dL) | 50.1 (33.6) | 50.6 (34.3) | 54.5 (36.1) | 61.7 (42.1) |
FIRI (μU/mL) | 5.1 (0.2) | 5.2 (0.1) | 5.5 (0.1) | 5.1 (0.1) |
HOMA-R | 1.21 (0.70) | 1.23 (0.75) | 1.32 (0.74) | 1.22 (0.74) |
HbA1c (%) | 5.5 (0.3) | 5.5 (0.3) | 5.5 (0.3) | 5.6 (0.4) |
Current smoker | 240 (33.4) | 193 (27.2) | 197 (27.6) | 186 (26.5) |
Alcohol consumption | ||||
Non-drinker | 257 (35.8) | 249 (35.1) | 256 (35.9) | 248 (35.3) |
0.1–30.0 g/day | 282 (59.3) | 257 (36.3) | 247 (34.6) | 262 (37.3) |
Over 30.1 g/day | 179 (24.9) | 203 (28.6) | 210 (29.5) | 192 (27.4) |
Radiation exposure status | ||||
Within 2.0 km | 111 (15.5) | 112 (15.8) | 100 (14.0) | 114 (16.2) |
Over 2.0 km | 283 (39.4) | 290 (40.9) | 300 (42.1) | 296 (42.2) |
Early entrance | 324 (45.1) | 307 (43.3) | 313 (43.7) | 292 (41.6) |
Data are shown as the mean (SD) or n (%).
1,5-AG, 1,5-anhydroglucitol; BMI, body mass index; FIRI, fasting immunoreactive insulin; FPG, fasting plasma glucose; HbA1c, glycated hemoglobin; HOMA-R, homeostasis model assessment of insulin resistance; PG, plasma glucose.