Respiratory Research

Table 4 Taxa Abundance by Anatomic Site and Exacerbation Phenotype

From: Chronic obstructive pulmonary disease upper airway microbiota alpha diversity is associated with exacerbation phenotype: a case-control observational study

Rank*	Oral Wash		Sputum
Rank*	Frequent Exacerbator	Infrequent Exacerbator	Frequent Exacerbator	Infrequent Exacerbator
1	Streptococcus	Streptococcus	*Haemophilus*	Streptococcus
2	Veillonella	Veillonella	Streptococcus	Veillonella
3	*Haemophilus* ^a	*Haemophilus*	Veillonella	*Prevotella*
4	Rothia	Fusobacterium	*Moraxella*	*Haemophilus*
5	Lactobacillus	Rothia	Rothia	*Actinomyces*
6	*Prevotella*	*Prevotella*	*Prevotella*	Rothia
7	Neisseria	*Actinomyces*	*Actinomyces*	Fusobacterium
8	*Actinomyces*	Neisseria	Megasphaera	Neisseria
9	Gemella	Lactobacillus	Lactobacillus	Gemella
10	Granulicatella	Porphyromonas	Neisseria	Leptotrichia
11	Fusobacterium	Gemella	Porphyromonas	Granulicatella
12	Leptotrichia	Granulicatella	Fusobacterium	Porphyromonas
13	Megasphaera	Leptotrichia	Alloprevotella	Megasphaera
14	Porphyromonas	Alloprevotella	Gemella	Alloprevotella
15	Alloprevotella	Megasphaera	Leptotrichia	Lactobacillus
16	*Moraxella*	*Moraxella*		*Moraxella*

*Only genera that represent at least 1% of total sequences are shown
^aSelect clinically or statistically significant taxa are bolded for emphasis

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ISSN: 1465-993X

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