Nasal flow	Period	Mean difference ± SD		Mann-Whitney test p-value
Nasal flow	Period	Male	Female	Mann-Whitney test p-value
Inspiration (units)	T1 - T0	274.92 ± 205.51	246.04 ± 182.30	0.30
Inspiration (units)	T2 - T0	251.77 ± 204.07	257.13 ± 193.22	0.90
Expiration (units)	T1 - T0	250.49 ± 188.58	244.45 ± 168.74	0.85
Expiration (units)	T2 - T0	244.20 ± 189.70	243.84 ± 202.19	0.70