Behavior of Lung Health Parameters among Smokers and Secondhand Smokers

Table 3

values to test the independence of the lung parameters from sex, smoking, and both variables combined.

Parameters	Sex	Smoking	Smoking/sex
TV	0.015	0.758	0.048
VC	0.001	0.001	0.002
FEV1	0.627	0.896	0.77
FEV1/VC	0.018	0.042	0.057