Nasal flow

Period

Mean difference ± SD

p-value

Inspiration (units)

T1 - T0

262.73 ± 196.09

<0.01*

T2 - T0

254.03 ± 199.08

<0.01*

T2 - T1

−8.69 ± 170.97

0.922

Expiration (units)

T1 - T0

247.94 ± 180.05

<0.01*

T2 - T0

244.05 ± 194.57

<0.01*

T2 - T1

−3.89 ± 140.72

0.985