Table 3. Descriptive statistics of the variables (n=50) .

Variable	Mean	Standard Deviation	Minimum	Maximum
PD (mm)	2.03	0.41	1.05	3.29
AL (mm)	3.40	1.30	0.05	6.00
GI	1.55	0.39	0.10	2.32
PI	1.64	0.49	0.11	2.41
FEV1 (%)	52.72	17.40	19.0	87.8
FVC (%)	68.30	18.16	29.0	99.0
FEV1/FVC (%)	62.80	9.92	33.0	81.0
MMRC	1.52	0.89	0	3
SpO 2 (%)	92.42	3.92	82	98
CAT	15.28	7.28	3.0	35.0