Table 1.

Characteristics of the healthy subjects

Subject	Sex	Age (years)	Height (cm)	Weight (kg)	Inspiratory capacity (l)
1	M	40	177	65	3.75
2	M	40	173	67	4.95
3	F	45	150	41	2.10
4	M	31	182	74	3.65
5	M	29	173	61	3.40
6	M	35	169	60	4.20
7	F	33	172	65	3.10