M2 macrophage is the predominant phenotype in airways inflammatory lesions in patients with granulomatosis with polyangiitis

Table 2 Distribution of lymphocytes and macrophages in biopsies from different sites of the airways of patients with granulomatosis with polyangiitis

Variables	Nose biopsy (n = 28)	Biopsy from other sites (n = 7)	p
CD3, %	8.3 (6.0–15.1)	5.2 (3.0–6.5)	0.021^a
CD20, %	4.2 (2.4–7.5)	4.3 (1.9–10.7)	0.741
CD68, %	8.4 (6.3–13.6)	20.7 (7.2–29.6)	0.039^a
CD86, %	16.9 (8.5–24.4)	29.5 (17.0–43.0)	0.114
CD163, %	31.7 ± 13.5	49.0 ± 21.7	0.012^a

Data are presented as median and interquartile range or as mean and standard deviation. ^aSignificant differences

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