. 2013 May 1;14(1):47. doi: 10.1186/1465-9921-14-47

Table 2.

Cell distribution in blood, bronchoalveolar lavage and induced sputum

		Controls	Smokers without COPD	Controls vs Smokers without COPD p-value	Smokers with COPD	Controls vs Smokers with COPD p-value
Blood (cells x10³/mL)	Monocytes	512	597	ns	616	ns
	Monocytes	363-741	482-674	ns	516-790	ns
	Neutrophils	2914	3633	0.2	4072	0.01
	Neutrophils	2121-4188	2942-3889	0.2	3456-5392	*0.04
	Lymphocytes	1828	2442	ns	2189	ns
	Lymphocytes	1675-2752	1857-3148		1942-2624	ns
	Eosinophils	184	255	ns	269	ns
	Eosinophils	117-249	135-318	ns	236-334	ns
BAL (cells x10⁶/L)	Cells x10⁶/L	114	290	0.0001	281	0.002
	Cells x10⁶/L	83.2-129	259-523	0.0001	156-351
	Macrophages	91.3	264	0.0001	242	0.001
	Macrophages	79.1-115.7	225-498	0.0001	143-305	0.001
	Neutrophils	3.8	12.4	0.03	8.4	0.04
	Neutrophils	0.4-5.1	3.5-21.5	0.03	3.6-21.7	0.04
	Lymphocytes	4.7	13.3	0.003	10.2	0.2
	Lymphocytes	3.6-8.9	11.2-23.5	0.003	3.3-19.8	0.2
	Eosinophils	0	0	0.2	2.4	0.01
	Eosinophils	0-0.2	0-1.1	0.2	0.3-4.5	0.01
Sputum (cells/mg)	Cells/mg	715	603	ns	652	ns
	Cells/mg	514-908	284-866	ns	409-1370	ns
	Macrophages	250	218	ns	234	ns
	Macrophages	155-603	53.5-444	ns	136-424	ns
	Neutrophils	396	415	ns	501	ns
	Neutrophils	157-490	132-591	ns	343-786	ns
	Lymphocytes	23.2	9.3	ns	14.9	ns
	Lymphocytes	18.2-31.8	7.2-11.3	ns	4.5-55.6	ns
	Eosinophils	0	1.3	ns	8.2	ns
	Eosinophils	0-5.0	0-2.6	ns	0.6-16.8	ns

Data are presented as median and 25^th – 75^th percentile. Comparisons between groups were made using Kruskal-Wallis test followed by Mann–Whitney test when appropriate. * indicate p-value for comparison between smokers with and without COPD.