Characteristics

Dilated

Not dilated

p value

BSA

Mean (SD)

Median (range)

1.33 (0.38)

1.37 (0.71 - 1.87)

1.20 (0.40)

1.16 (0.55 - 1.89)

0.35

O₂ saturation

Mean (SD)

Median (range)

89 (3.41)

88 (84 - 95)

92.23 (2.79)

92 (86 - 98)

0.007^*

O₂ saturation

<80

≥80

0 (0.00)

11 (100.00)

0 (0.00)

39 (100.00)