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Table 1 Biomarker list and descriptive summary in PROVIDE study (N=512)

From: Application of penalized linear regression methods to the selection of environmental enteropathy biomarkers

Variable category Biomarker Child age (week) Mean (SD)
Enteric inflammation Myeloperoxidase (MPO) 12 10952.92 (11489.08)
  Calprotectin 12 781.68 (725.30)
  Neopterin 12 2601.90 (2041.17)
  Alpha-1 anti-trypsin (ALA) 12 0.85 (0.71)
  Mannitol in urine 12 0.02 (0.02)
   24 0.02 (0.02)
  Reg1B 6 56.13 (91.12)
   12 80.87 (117.88)
  Days of diarrhea 18 6.22 (10.75)
Systemic inflammation Ferritin 6 229.42 (153.31)
   18 45.45 (56.39)
  C Reactive Protein (CRP) 6 1.11 (3.83)
   18 2.89 (7.53)
  Soluble CD14 6 1686.90 (630.27)
   18 1967.24 (697.34)
  Endocab lipopolysaccharide (LPS) 6 29.21 (42.25)
   18 11.27 (39.98)
  Log Scale of Activin 6 6.41(1.12)
Nutritional measures Vitamin D 6 35.58 (18.20)
   18 61.38 (24.17)
  Zinc 6 725.64 (107.58)
   18 771.86 (146.50)
  Retinol binding protein (RBP) 6 24317.52 (11461.94)
   18 29780.83 (15167.70)
  Height for age z score (HAZ) Birth -0.90 (0.89)
   18 -1.02 (0.93)
  Weight for age z score (WAZ) 18 -0.82 (1.06)
  Weight for height z score (WHZ) 18 -0.10 (1.01)
  Days of exclusive breast milk feeding 18 95.99 (41.71)
Maternal health, SES Monthly household expenditure NA 11736.56 (7555.13)
  Monthly household income NA 13021.23 (9708.96)
  Mother height (cm) NA 150.38 (5.61)
  Mother weight (kg) NA 49.36 (9.33)