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Table 3 Association between PN strategy and weight gain outcome in cox regression models

From: Optimizing parenteral nutrition to achieve an adequate weight gain according to the current guidelines in preterm infants with birth weight less than 1500 g: a prospective observational study

PN strategy P value Exp(B) 95%CI for exp.(B)
lower upper
Average glucose during the first postnatal week .329 0.869 .656 1.151
Average amino acid during the first postnatal week .410 1.562 .540 4.520
Average lipid during the first postnatal week .016 .256 .085 .772
Maximum glucose, g/kg .705 .963 .795 1.168
Maximum amino acid, g/kg .000 .224 .102 .493
Maximum lipid, g/kg .250 1.437 .775 2.667
Maximum PN energy, kcal/kg .312 1.262 .804 1.982
Days to reach maximum glucose, days .008 .944 .904 .985
Days to reach maximum amino acid, days .092 .959 .914 1.007
Days to reach maximum lipid, days .321 .975 .927 1.025
Days to reach maximum PN energy, days .041 .939 .884 .998
Days to start PN lipid, days .128 .822 .638 1.058
  1. PN parenteral nutrition, CI confidence interval