Association between the number and size of intrapulmonary lymph nodes and chronic obstructive pulmonary disease severity.

Other post hoc analysis showed that there was a negative trend between the PFN count and non-Hispanic Black race ( p = 0.005), and that PFN volume was greater in current smokers compared to never-smokers ( p = 0.058) and in those which had been exposed to a dusty work environment ( p = 0.043) ( Table 4 ).

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However, there was a positive trend in PFN size for GOLD severity and ABCD assessment groups, also when adjusted for age, sex, and race.

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There may be a weak trend of larger intrapulmonary lymph nodes among patients with more advanced stages of COPD.

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