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Table 3 Changes in Firmicutes phylum between children with ASD and healthy controls

From: Gut microbiota changes in children with autism spectrum disorder: a systematic review

  1. Arrows indicate whether the strains are increased (), reported as no significant difference (), or decreased () in (1) count (light grey), (2) percentage of the total microbiota (dark grey), and (3) variety (black); single arrow denoting p < 0.05, double arrows denoting p < 0.01
  2. HC = healthy controls; SIB = sibling without ASD; Autistic Disorder = Severe; Pervasive Developmental Disorder, not otherwise specified (PDD-NOS) = Mild
  3. aDescribed in text without definitive p-values
  4. bAges 13–18 only
  5. cAges below 6 only