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

Table 2 Alpha Diversity Effect Estimates Using a Linear Model

Factor	Shannon Diversity Model		Simpson Diversity Model
Factor	p-value	Effect Estimate	p-value	Effect Estimate
Anatomic Site	0.001	−0.86	0.009	−0.20
Exacerbation Phenotype	< 0.001	0.31	0.006	0.038
Interaction of Site and Phenotype	0.22	0.76	0.15	0.19

ISSN: 1465-993X