CV group (n = 28)

PIV group (n = 28)

P_max, mmHg

16.17 ± 4.23

15.64 ± 3.81

P_mean, mmHg

6.43 ± 1.21

12.23 ± 2.04^*

CL, mL・mm∙Hg⁻¹

28.37 ± 9.51

53.03 ± 11.91^*

PaO₂, mmHg

101 ± 13

110 ± 14