Table 2.

Total and differential counts in sputum

	Control	CA	RA
Total Cell Count (×106)	9.56±8.67	3.38±2.32	6.60±5.93
% Eosinophils	0.043±0.012	7.06±11.19	0.292±0.439
% Neutrophils	37.16±21.56	22.64±14.24	29.96±22.25
% Macrophages	68.53±22.05	65.8±19.52	61.3±21.9
% Lymphocytes	0.98±0.92	1.72±1.40	0.98±0.87