From: Non-invasive optical spectroscopic monitoring of breast development during puberty
Predictor | Regression coefficient | CI (95%) | P value | |
---|---|---|---|---|
Simple regression analysis | ||||
Age | 0.007 | −0.001 | 0.016 | 0.0849 |
BMI | 0.001 | −0.003 | 0.004 | 0.7802 |
PC1 | −0.004 | −0.016 | 0.009 | 0.5450 |
PC2 | −0.006 | −0.030 | 0.019 | 0.6447 |
PC3 | −0.0003 | −0.0183 | 0.0177 | 0.9708 |
PC4 | −0.020 | −0.035 | −0.006 | 0.0074 |
PC5 | 0.010 | −0.005 | 0.025 | 0.1697 |
PC6 | −0.005 | −0.021 | 0.010 | 0.5014 |
PC7 | 0.007 | −0.010 | 0.024 | 0.4013 |
PC8 | −0.021 | −0.037 | −0.005 | 0.0114 |
Multiple regression analysis (best model by AIC) | ||||
Age | 0.007 | −0.001 | 0.015 | 0.0802 |
PC4 | −0.017 | −0.032 | −0.003 | 0.0211 |
PC8 | −0.014 | −0.030 | 0.002 | 0.0889 |