isolated A1C 5.7-6.4% isolated IFG overlapping NFG p*
A1C (%) 5.82 (0.13) 5.41 (0.17) 5.92 (0.21) 5.28 (0.21) <0.0001
FG (mmol/L) 5.17 (0.24) 5.81 (0.28) 5.99 (0.34) 4.99 (0.31) <0.0001
n (%) 138 (6.1) 271 (11.9) 217 (9.5) 1,648 (72.5) <0.0001
age (years) 54.8 (9.8) 53.9 (8.5) 56.0 (8.4) 50.3 (9.6) 0.832
BMI (kg/m2.) 24.1 (3.8) 23.9 (2.9) 24.6 (2.8) 22.8 (2.6) 0.884
waist circumference (cm) 86.8 (9.4) 86.7 (7.9) 88.1 (7.6) 83.0 (7.5) 0.998
systolic BP (mmHg) 124 (16.9) 128 (18.4) 127 (18.0) 120 (16.8) 0.047
diastolic BP (mmHg) 78.6 (9.6) 80.8 (10.9) 80.3 (10.7) 76.5 (10.5) 0.183
triglycerides (mmol/L) 1.32 (0.93-1.92) 1.25 (0.90-1.76) 1.45 (1.06-2.01) 1.11
(0.79-1.56)
0.841#
HDL cholesterol (mmol/L) 1.37 (0.33) 1.50 (0.36) 1.39 (0.34) 1.51 (0.37) 0.004
LDL cholesterol (mmol/L) 3.31 (0.78) 3.18 (0.79) 3.28 (0.78) 3.10 (0.75) 0.349
total bilirubin (mmol/L) 12.2 (4.4) 14.9 (6.1) 14.0 (5.4) 14.9 (6.4) 0.0001
high-sensitivity CRP (mg/L) 0.49 (0.27-0.81) 0.35 (0.19-0.63) 0.46 (0.24-0.80) 0.28
(0.15-0.57)
0.136#
Data are presented as means (SD) or medians (interquartile range); FG, fasting glucose; IFG, impaired FG; NFG, normal FG; BP, blood pressure; CRP, C-reactive protein; p*, isolated A1C 5.7-6.4 vs. isolated IFG; # compared after log transformation
Table 1: Cardiovascular risk factors of participants with isolated A1C 5.7-6.4%, isolated IFG, overlapping A1C 5.7-6.4% and IFG, and NFG in men.