Table 2.

Bacterial groups with significant correlation (FDR < 0.05) with COVID-19 disease severity, identified with Wilcoxon rank-sum test

Correlation	Species	p-value	FDR
Enriched in severe	s__Corynebacterium_durum	9.7006E-05	0.01108106
	s__Rothia_mucilaginosa	0.000105061	0.01108106
	s__Enterococcus_faecium	6.68909E-05	0.01108106
	s__Campylobacter_gracilis	0.000129225	0.01108106
	s__Corynebacterium_glucuronolyticum	0.001274125	0.030395375
	s__Rothia_aeria	0.001274125	0.030395375
	s__Alloscardovia_omnicolens	0.001118065	0.030395375
	s__Enterococcus_avium	0.001274125	0.030395375
	s__Enterococcus_casseliflavus	0.001118065	0.030395375
	s__Leuconostoc_lactis	0.001274125	0.030395375
	s__Weissella_confusa	0.001274125	0.030395375
	s__Delftia_unclassified	0.001393266	0.030395375
	s__Eikenella_corrodens	0.001274125	0.030395375
	s__Campylobacter_concisus	0.001274125	0.030395375
	s__Citrobacter_freundii	0.00141786	0.030395375
	s__Enterobacter_aerogenes	0.001274125	0.030395375
	s__Streptococcus_infantis	0.002441794	0.046529735
	s__Megasphaera_micronuciformis	0.002351595	0.046529735
Enriched in mild	s__Eubacterium_rectale	9.04381E-05	0.031020272