Table 2. IgA-coated and IgA-noncoated taxa potentially associated with postmenopausal breast cancer.

	IgA-coated cancer associations
IgA-coated taxon	Mean	Median	Carriage	Wald P-value	Permutation P-value
Proteobacteria; Betaproteobacteria; Burkholderiales; Alcaligenaceae; Parasutterella; excrementihominis	0.002	0.000	0.396	0.001	0.001
Firmicutes; Clostridia; Clostridiales; Ruminococcaceae; Oscillibacter	0.006	0.003	0.917	0.033	0.003
Proteobacteria; Betaproteobacteria; Burkholderiales; Alcaligenaceae; Parasutterella	0.002	0.000	0.427	0.009	0.007

	IgA-noncoated cancer associations
IgA-noncoated taxon	Mean	Median	Carriage	Wald P-value	Permutation P-value
Firmicutes; Clostridia; Clostridiales; Ruminococcaceae; Ruminococcus	0.038	0.020	0.833	0.004	0.001
Firmicutes; Clostridia; Clostridiales; Clostridiaceae_1; Clostridium; disporicum	0.001	0.000	0.167	0.006	0.002
Firmicutes; Clostridia; Clostridiales; Clostridiaceae_1	0.001	0.000	0.271	0.004	0.003
Firmicutes; Clostridia; Clostridiales; Clostridiaceae_1; Clostridium	0.001	0.000	0.260	0.007	0.005
Bacteroidetes; Bacteroidia; Bacteroidales; Rikenellaceae; Alistipes; indistinctus	0.001	0.000	0.490	0.009	0.009
Firmicutes; Clostridia; Clostridiales; Ruminococcaceae; Ruminococcus; bromii	0.021	0.001	0.594	0.010	0.009
Firmicutes; Clostridia; Clostridiales; Ruminococcaceae; Eubacterium; siraeum	0.005	0.001	0.594	0.011	0.010

Abbreviation: IgA=immunoglobulin A.