isolated A1C 5.7-6.4% isolated IFG overlapping NFG p*
A1C (%) 5.82 (0.14) 5.43 (0.14) 5.93 (0.20) 5.29 (0.22) <0.0001
FG (mmol/L) 5.07 (0.29) 5.75 (0.24) 5.92 (0.34) 4.78 (0.33) <0.0001
n (%) 188 (13.3) 56 (4.0) 90 (6.4) 1,083 (76.4) <0.0001
age (years) 56.3 (8.1) 55.7 (9.9) 58.6 (8.6) 49.7 (9.5) 0.981
BMI (kg/m2) 22.7 (3.7) 22.7 (3.2) 23.3 (4.2) 21.3 (2.8) 0.999
waist circumference (cm) 82.1 (9.2) 81.1 (8.9) 84.4 (10.2) 77.8 (8.0) 0.861
systolic BP (mmHg) 114 (17.6) 124 (19.9) 123 (20.1) 111 (16.0) 0.0005
diastolic BP (mmHg) 70.7 (10.6) 77.1 (11.2) 75.5 (11.7) 69.3 (9.9) 0.0002
triglycerides (mmol/L) 0.98 (0.70-1.30) 0.86 (0.67-1.13) 0.97 (0.77-1.32) 0.79 (0.60-1.05) 0.567#
HDL cholesterol (mmol/L) 1.65 (0.33) 1.81 (0.51) 1.62 (0.37) 1.77 (0.37) 0.030
LDL cholesterol (mmol/L) 3.23 (0.68) 3.34 (0.88) 3.41 (0.68) 3.08 (0.77) 0.853
total bilirubin (mmol/L) 11.2 (3.6) 13.3 (4.0) 11.3 (4.0) 12.6 (4.7) 0.013
high-sensitivity CRP (mg/L) 0.30 (0.16-0.61) 0.21 (0.12-0.44) 0.39 (0.18-0.89) 0.20 (0.10-0.41) 0.344#
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 2: 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 women.