PMC full text:
Published online 2010 Apr 1. doi: 10.1371/journal.pone.0009971
Table 2
Characteristics of the study population by glucose metabolism status.
| NGM | IGM | DM2 | P | |
| N | 2061 | 425 | 181 | |
| Male (%) | 44.8 | 56.7 | 53.6 | <0.001 |
| Age (years) | 52.8±6.7 | 55.2±6.2 | 56.3±6.1 | <0.001 |
| Low education (%) | 24.4 | 30.0 | 30.4 | 0.080 |
| Current smoking (%) | 21.0 | 22.9 | 21.1 | 0.001 |
| Family history of diabetes (%) | 25.6 | 31.9 | 41.7 | <0.001 |
| Fasting Plasma glucose (mmol/l) | 5.3±0.4 | 6.0±0.5 | 7.8±2.2 | <0.001 |
| 2-hour postload plasma glucose | 5.1±1.1 | 7.5±1.8 | 12.1±4.3 | <0.001 |
| HbA1c (%) | 5.3±0.3 | 5.6±0.3 | 6.5±1.3 | <0.001 |
| Triglycerides (mmol/l) | 1.3±0.7 | 1.8±1.1 | 2.4±2.8 | <0.001 |
| HDL cholesterol (mmol/l) | 1.6±0.4 | 1.4±0.4 | 1.3±0.4 | <0.001 |
| Total cholesterol mmol/l) | 5.4±1.0 | 5.6±1.1 | 5.3±1.3 | 0.023 |
| Waist circumference (cm) | 87.7±10.6 | 95.4±11.8 | 100.1±13.9 | <0.001 |
| Hypertension (%) | 32.0 | 56.7 | 66.9 | <0.001 |
Data are %, means ± SD. P = p-values based on one-way ANOVA for continuous variables and χ2-tests for categorical variables. Abbreviations: NGM, normal glucose metabolism; IGM, impaired glucose metabolism; DM2, type 2 diabetes; HbA1c, glycated haemoglobin; HDL, high-density lipoprotein; SD, standard deviation.