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Table 3 Median antibody levels (o.d.) against several of the bacteria differentially present between patients and controls

From: Altered microbiota associated with abnormal humoral immune responses to commensal organisms in enthesitis-related arthritis

Bacteria IgA IgG
  ERA Control P-value ERA Control P-value
B. fragilis 0.11, 0.16, 0.094 0.41, 0.43, 0.536
0 to 0.21 0.094 to 0.343   0.095 to 1.3 0.20 to 1.6  
F. prausnitzii 0.15, 0.18, 0.112 0.45, 0.46, 0.742
0.043 to 0.51 0.14 to 0.29   0.21 to 1.6 0.22 to 1.6  
  1. ERA, enthesitis-related arthritis. Values are median (min - max). o.d. = optical density.