Table 8.
Multiple regression analysis models (stepwise method) with GH Peak response (µg/L) as dependent variable to estimate the predictive value of: nutritional parameters (model 1); fatty liver index and BIA parameters (model 2).
| Parameters | Multiple Regression Analysis | |||
|---|---|---|---|---|
| Model 1 | R2 | β | t | p value |
| PREDIMED score | 0.297 | 0.548 | 9.22 | <0.001 |
| Protein (gr of total kcal) | 0.398 | 0.362 | 5.86 | <0.001 |
| Variables excluded: EVOO, vegetables, fruits, soda drinks, legumes, fish/seafood, commercial sweets and confectionery, tree nuts, carbohydrates and fat. | ||||
| Model 2 | ||||
| FLI | 0.347 | −0.592 | −10.34 | <0.001 |
| FM | 0.453 | −0.382 | −6.22 | <0.001 |
| PhA (°) | 0.479 | 0.181 | 3.30 | <0.001 |
| Variables excluded: HoMA-IR, VAI, metabolic syndrome, and other parameters of the BIA | ||||
Growth hormone (GH); metabolic syndrome; bioelectrical impedance analysis (BIA); phase angle (PhA); fat mass (FM); extra virgin olive oil (EVOO); homeostatic model assessment for insulin resistance (HoMA-IR); visceral adiposity index (VAI); fatty liver index (FLI).