Table 4.
Subjects' characteristics in lean vs. obese group
| Parameter | Lean group | Obese group | P |
|---|---|---|---|
| No. | 10 | 15 | – |
| Sex, male/female | 4/6 | 7/8 | 0.8 |
| Age, years | 26 ± 1 | 33 ± 2 | 0.06 |
| Weight, kg | 65.2 ± 4.4 | 88.3 ± 3.3 | <0.001 |
| BMI, kg/m2 | 21.1 ± 0.8 | 29.7 ± 0.7 | <0.001 |
| Body fat, % | 17 ± 2 | 32 ± 2 | <0.001 |
| Waist–hip ratio | 0.82 ± 0.02 | 0.91 ± 0.02 | <0.001 |
| Fasting glucose, mmol/liter | 4.82 ± 0.09 | 4.89 ± 0.10 | 0.6 |
| 2-hr glucose, mmol/liter* | 5.18 ± 0.43 | 6.46 ± 0.28 | 0.02 |
| Fasting insulin, pmol/liter | 35 ± 2 | 69 ± 10 | 0.01 |
| 2-hr insulin, pmol/liter* | 229 ± 55 | 514 ± 100 | 0.04 |
*Oral glucose tolerance test. For all parameters, the mean and standard error of the mean are shown. For the classification of lean vs. obese, a cut-off in percentage of body fat of 21% and 27% was used in men and women, respectively; this corresponds to a BMI of ≈25 kg/m2.