Table 1.
Clinical and demographic characteristics of the population included (n=1561).
| Age, years | 40.7 ± 10.3 |
| Female, % | 87.4 |
| Weight, kg | 115.0 ± 17.9 |
| Body mass index, kg/m2 | 43.5 ± 5.3 |
| Waist circumference, cm | 121.5 ± 12.9 |
| Dyslipidemia, % | 36.1 |
| Hypertension, % | 54.0 |
| Glycated hemoglobin, % | 5.5 ± 0.4 |
| Insulin, µU/ml | 19.6 ± 13.6 |
| C peptide, ng/mlL | 3.7 ± 1.3 |
| HOMA-IR | 3.9 [2.5 – 5.7] |
| HOMA-beta | 217.5 [144.0 – 316.6] |
| Matsuda and DeFronzo Index | 2.5 [1.7 – 3.8] |
| QUICKI | 0.1 [0.1 – 0.1] |
| Type of surgery, % | |
| Gastric band | 10.7 |
| Gastric bypass | 58.9 |
| Gastric sleeve | 30.4 |
Values are shown as mean ± standard deviation or as median [percentile 25 – percentile 75]. HOMA-IR, homeostatic model assessment of insulin resistance; HOMA-beta, homeostatic model assessment of β-cell function; QUICKI, quantitative insulin sensitivity check index.