Table 1.

Percentage (mean ± standard deviation) of leukocyte subpopulations in pleural fluid of patients with Tb or cancer

Cells	Tuberculous	Malignant	P
CD15	2.3 (2.5)	7.0 (21.7)	0.967
CD14	5.3 (3.9)	17.4 (15.0)	0.006
CD14CD86	99.0 (1.0)	81.8 (37.6)	0.867
Lymphocytes *	87.3 (9.3)	52.3 (23.7)	0.036
CD3 *	75.2 (9.0)	52.3 (23.7)	0.002
CD20	6.2 (3.1)	7.9 (6.9)	0.389
CD56	2.9 (1.4)	2.2 (1.5)	0.150
CD20HLA	99.5 (0.4)	91.5 (25.4)	0.600
CD20CD25	25.6 (17.3)	25.8 (21.3)	0.972
CD20CD80	8.4 (4.7)	15.6 (20.9)	0.570
CD20CD86	13.4 (11.5)	7.0 (8.0)	0.086
CD3CD4	73.0 (5.9)	66.6 (19.8)	0.234
CD3CD8	25.7 (5.9)	32.5 (19.4)	0.202
CD3CD4/CD3CD8	3.1 (1.1)	3.3 (2.6)	0.780
CD3TCRαβ	97.6 (1.8)	90.7 (12.9)	0..67
CD3TCRγδ	2.9 (1.7)	4.3 (3.5)	0.182
CD3CD45RA	32.1 (15.6)	23.5 (20.8)	0.214
CD3CD45RO	73.2 (11.6)	66.1 (26.8)	0.349
CD3HLA	19.7 (10.0)	19.7 (12.4)	0.999
CD3CD25	22.7 (12.6)	22.8 (15.7)	0.990
CD3CD28	88.6 (15.1)	73.0 (29.4)	0.076
CD3CD80	1.5 (1.3)	2.5 (2.3)	0.160
CD3CD95	79.7 (14.1)	66.2 (33.9)	0.162
CD3CD95L	55.7 (41.0)	26.5 (26.5)	0.061
CD3CD152	1.6 (1.3)	2.1 (1.5)	0.421

^*p < 0.05