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Table 3 Interquartile Odds Ratios of FGR for each metabolite

From: First and second trimester urinary metabolic profiles and fetal growth restriction: an exploratory nested case-control study within the infant development and environment study

Variable

Trimester

Odds Ratio

95% CI

p-value

Min

Max

Acetic Acid

1

0.93

0.77

1.11

0.42

2

1.12

0.86

1.46

0.40

Trimethylamine

1

0.90

0.59

1.35

0.60

2

1.20

0.80

1.79

0.38

Formic Acid

1

1.07

0.64

1.79

0.78

2

1.06

0.74

1.53

0.73

Tyrosinea

1

0.74

0.49

1.10

0.14

2

1.16

0.76

1.78

0.50

  1. Interquartile ranges for acetic acid: 10, trimethylamine: 2.5, formic acid: 17, and tyrosine: 11
  2. aSome subjects were missing tyrosine spectroscopy analysis results, thus n = 153 subjects were used in analysis of tyrosine