Table 1

O-PLS-DA analysis of urinary spectra in young adults born prematurely R2Y and Q2Y values for dietary group comparison and correlation of metabolic data with clinical data modelled on spectral data

Comparison of nutritional groupsCorrelation of metabolic data with clinical data
(1)
PTF vs (BBM+TF)
(2)
PTF vs TF
(3)
PTF vs BBM
Birth weightBirth weight z scoreGestational age
Combined
 R2Y0.660.70.660.640.650.65
 Q2Y−0.6−0.66−0.38−0.38−0.270.26
Men
 R2Y0.820.880.940.850.830.82
 Q2Y−0.63−0.54−0.57−0.11−0.5−0.24
Women
 R2Y0.760.890.790.790.840.82
 Q2Y−0.4−0.38−0.33−0.4−0.14−0.32
  • Data analysed combined and by gender (n =197).

  • BBM, banked breast milk; O-PLS-DA, orthogonal projections to latent structure discriminant analyses; PTF, preterm formula; TF, term formula.