Table 2.

Bronchoalveolar lavage data.

Characteristic	Controls (n= 28)	Asthma (n=39)
Volume instilled, ml	270 (180 - 300)	251 (180 - 300)
Volume recovered, ml	156 (113 - 207)	125 (50 - 201)
Percent BAL recovery	58.5 (40 – 71)	48.8 (28 - 68)
Total cells recovered (×106)	9.8 (2.4 – 30.7)	6.6 (3.0 – 17.6)
Cells recovered/ml (×103)	66.3 (18.7 – 179.9)	59.4 (15.7 – 222.3)
Macrophages, %	91.6 (70.9 – 99.2)	89.6 (49.5 – 99.6)
Lymphocytes, %	6.9 (0.8 – 26.5)	8.5 (0.2 – 47.8)
Eosinophils, %	0.1 (0 – 0.6)	0.8 (0 – 5.8)*
Neutrophils, %	1.4 (0.2 – 3.6)	1.1 (0 – 8.2)

Data are presented as mean (range).

^*Denotes statistically significant difference between asthma and control groups (p < 0.001).