Characteristics

Dilated

Not dilated

p value

BSA (m²)

Mean (SD)

Median (range)

1.24 (0.36)

1.26 (0.51 - 1.77)

0.61 (0.17)

0.61 (0.32 - 0.85)

O₂ saturation %

Mean (SD)

Median (range)

72.97 (9.78)

73 (48 - 95)

81.27 (2.74)

81 (76 - 86)

0.0004^*

O₂ saturation %

<80

≥80

27 (77.14)

8 (22.86)

3 (20.00)

12 (80.00)

<0.0001^*