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Table 4 Correlation between Maternal Stool Bacteria and Cord Blood Cytokine Secretion by Mode of Delivery

From: Mode of delivery and cord blood cytokines: a birth cohort study

   Vaginal Delivery (n = 22) Cesarean Delivery (n = 15)
Maternal Stool Bacteria Stimulant Cytokines
   IL-13
Gram-negative aerobes (Enterobacteriae)      
   r s * p-value r s * p-value
  Media -0.38 0.08 0.52 0.06
  Fel d 1 -0.25 0.27 0.39 0.17
  Der f 1 -0.46 0.03 0.25 0.38
  PHA -0.28 0.21 -0.30 0.30
  LPS -0.35 0.11 0.14 0.62
Gram-negative anaerobes (Bacteroides/Prevotella)      
   r s * p-value r s * p-value
  Media -0.27 0.22 0.59 0.03
  Fel d 1 -0.22 0.34 0.70 0.006
  Der f 1 -0.40 0.07 0.49 0.07
  PHA -0.29 0.18 -0.36 0.21
  LPS -0.07 0.77 0.57 0.03
   IFN-γ
Gram-negative aerobes (Enterobacteriae)      
   r s * p-value r s * p-value
  Media -0.52 0.01 -0.10 0.73
  Fel d 1 -0.53 0.01 0.04 0.90
  Der f 1 -0.47 0.03 0.04 0.90
  PHA -0.35 0.11 0.14 0.64
  LPS -0.50 0.02 0.22 0.44
Gram-negative anaerobes (Bacteroides/Prevotella)      
   r s * p-value r s * p-value
  Media -0.34 0.13 0.24 0.40
  Fel d 1 -0.30 0.17 0.36 0.21
  Der f 1 -0.41 0.06 0.45 0.11
  PHA -0.19 0.40 0.49 0.07
  LPS -0.15 0.50 0.58 0.03
   IL-10
Gram-positive anaerobes (lactobacilli/bifidobacteria)      
   r s * p-value r s * p-value
  Media 0.35 0.11 ± ---
  Fel d 1 0.43 0.04 0.15 0.62
  Der f 1 0.45 0.03 0.30 0.30
  PHA -0.02 0.94 0.23 0.44
  LPS -0.03 0.89 0.23 0.42
Total Anaerobes      
   r s * p-value r s * p-value
  Media 0.26 0.25 ± ----
  Fel d 1 0.48 0.03 0.12 0.69
  Der f 1 0.42 0.05 0.08 0.78
  PHA 0.25 0.26 -0.22 0.44
  LPS 0.26 0.25 -0.22 0.45
  1. *Spearman's correlations.
  2. ± Correlation coefficients were not statistically obtainable due to undectectable IL-10 levels in the media samples (unstimulated CBMCs) among subjects in the cesarean section group.