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Table 4 Commensal bacteria found in stool analysis.

From: Gastrointestinal flora and gastrointestinal status in children with autism – comparisons to typical children and correlation with autism severity

  Autism/Aspergers Control P-value % Difference
Bacillus spp. 21%
(0.280 ± 64)
2.6%
(0.05 ± 0.3)
0.05 +438%
Klebsiella pneumonia 12.1%
(0.29 ± 0.94)
17.9%
(0.23 ± 0.5)
n.s.  
Klebsiella oxytoca* 1.7%
(0.03 ± 0.26)
12.8%
(0.31 ± 0.9)
0.04 -89%
Pseudomonas aeruginosa* 10.3%
(0.17 ± 0.6)
12.8%
(0.21 ± 0.6)
n.s.  
Haemolytic E.coli 17.2%
(0.64 ± 1.4)
20.5%
(0.67 ± 1.4)
n.s.  
Gamma strep 29.3%
(0.98 ± 1.6)
43.6%
(0.79 ± 1.2)
n.s.  
Alpha Haemolytic strep 13.8%
(0.40 ± 1.1)
46.2%
(0.74 ± 1.0)
n.s.  
Staphylococcus aureus 13.8%
(0.24 ± 0.7)
20.5%
(0.28 ± 0.6)
n.s.  
Enterobacter cloacae 8.6%
(0.09 ± 0.3)
12.8%
(0.33 ± 1.0
0.07 -33%
  1. *Indicates bacteria were either listed as commensal or dysbiotic depending on concentration.
  2. The table indicates the percentage of participants with detectable (> 0) bacteria and in parenthesis average values and standard deviation. Numerical values of bacteriology culture ranged from 0-4.