Table 6. Subtypes and maturation markers of dendritic cells (expressed as percentage) in different stages of COPD (stage 3 versus stages 1−2).

DC subtype	Maturation marker	COPD, stages 1−2(n = 34)	COPD, stage 3(n = 4)	P value*
BDCA1+mDCs	CD40	11.1 (19.5)	0.7 (0.9)	0.004
	CD80	10.4 (16.0)	2.1 (0.8)	0.005
	CD83	10.1 (22.9)	3.5 (6.03)	NS
	CD86	20.5 (24.2)	21.1 (27.3)	NS
BDCA3+mDCs	CD40	10.7 (23.8)	0.4 (0.8)	0.021
	CD80	10.8 (23.9)	0 (0)	N/A
	CD83	14.3 (28.3)	0.5 (0.6)	0.008
	CD86	20.6 (21.8)	22.2 (29.1)	NS
pDCs	CD40	3.8 (11.06)	0.6 (0.9)	NS
	CD80	11.5 (15.1)	6.2 (12.5)	NS
	CD83	12.6 (14.1)	11.2 (28.4)	0.048
	CD86	12.02 (14.1)	11.2 (15.3)	NS

*Welch test. N/A: not applicable; NS: not significant.