Variables | Univariate analysis | Multivariate analysis | ||||
---|---|---|---|---|---|---|
R2 | p-value | adjusted R2 | β | p-value | ||
BW (g) | GA (weeks) | 0.88 | < 0.001 | |||
Log IGF-1 (ng/mL) | 0.31 | < 0.001 | 0.90 | 334.94 | 0.020 | |
Log Leptin (ng/mL) | 0.52 | < 0.001 | 0.90 | 194.888 | 0.006 | |
BL (cm) | GA (weeks) | 0.80 | < 0.001 | |||
Log IGF-1 (ng/mL) | 0.24 | < 0.001 | 0.69 | 3.579 | 0.018 | |
Log Leptin (ng/mL) | 0.46 | < 0.001 | 0.69 | 2.344 | 0.002 | |
HC (cm) | GA (weeks) | 0.68 | < 0.001 | |||
Log IGF-1 (ng/mL) | 0.15 | < 0.001 | 0.61 | −0.05 | 0.962 | |
Log Leptin (ng/mL) | 0.40 | < 0.001 | 0.61 | 0.88 | 0.092 | |
BMI (g/cm3*100) | GA (weeks) | 0.005 | 0.480 | |||
Log IGF-1 (ng/mL) | 0.015 | 0.214 | 0.08 | 0.39 | 0.358 | |
Log Leptin (ng/mL) | 0.001 | 0.712 | 0.08 | 0.18 | 0.414 |