HIE

Total

F (%) Alive

p value

Grade 1

0.561

Yes

3

3 (100.0)

No

49

44 (89.8)

Grade 2

0.583

Yes

36

32 (88.9)

No

16

15 (93.8)

Grade 3

0.714

Yes

14

13 (92.9)

No

38

34 (89.5)