Table 1.
Demographic and clinical characteristics of the overall sample categorized according to glucose tolerance status.
| Total = 939 individuals | |||
|---|---|---|---|
| Parameter | NGT n = 473 (50.4%) |
Pre-DM n = 250 (26.6%) |
T2DM n = 216 (23%) |
| Age (years) | |||
| Mean ± SD | 48.5 ± 12.9 | 52 ± 10.6* | 55.8 ± 10.4∗† |
| Median [IQR] | 50 [40–58] | 52 [45–59] | 57 [49–62] |
| Women, n (%) | 328 (69.3) | 168 (67.2) | 142 (65.7) |
| BMI (kg/m2) | |||
| Mean ± SD | 28 ± 4.6 | 29.3 ± 4.4* | 30.4 ± 5.2∗† |
| Median [IQR] | 27.5 [24.7–31] | 29 [26.1–31.7] | 29.6 [26.8–32.8] |
| BMI ≥ 30 kg/m2, n (%) | 150 (31.7) | 99 (39.6) | 102 (47.2)* |
| WC (cm) | |||
| Mean ± SD | 91.3 ± 12.2 | 95.6 ± 9.9* | 98.3 ± 11.2∗† |
| Median [IQR] | 91 [82–99] | 95 [89–102] | 98 [91-105] |
| Hypertension, n (%) | 137 (28.9) | 77 (30.8) | 117 (54.1)∗† |
| Currents smoking, n (%) | 107 (22.6) | 48 (19.2) | 48 (22.2) |
| FH of T2DM, n (%) | 234 (49.4) | 146 (58.4) | 147 (68)* |
| FH of CVD, n (%) | 71 (15) | 38 (15.2) | 34 (15.7) |
Data are means ± standard deviation, median [interquartile range], and percentages; *P value ≤ 0.05 versus NGT; † P value ≤ 0.05 versus pre-DM; NGT: normal glucose tolerance; pre-DM: pre-diabetes mellitus; T2DM: type 2 diabetes mellitus; BMI: body mass index; WC: waist circumference; FH of T2DM: familial history of type 2 diabetes mellitus; FH of CVD: familial history of cardiovascular disease.