Table 1.

Demographic characterization of patients providing sputum specimens (n=8)

Subject	Sex	Age (years)	Type of CF mutation	DNA (mg/g)
001/50	Male	55	DeltaF508/R117H-7T	0.66
002/60	Female	27	DeltaF508X2	1.23
003/62	Male	27	DeltaF508X2	7.95
004/72	Male	18	DeltaF508/unknown	1.82
005/77	Female	24	DeltaF508/unknown	9.74
006/81	Male	28	DeltaF508X2	0.65
007/108	Male	32	DeltaF508/G542X	5.16
008/113	Female	51	DeltaF508/unknown	2.88

Abbreviation: CF, cystic fibrosis.