Table 5 Comparison between groups with and without ipsilateral ossific nucleus.

From: Association between ossific nucleus volume changes and postoperative avascular necrosis risk in children with developmental dysplasia of the hip

 

Group 1 (n = 32)

Group 2 (n = 60)

p value

Initial age (months)

8.75 ± 3.16

12.15 ± 3.18

 < 0.001

Gender (male/female)

4/28

4/56

0.344

Affected side (left/right)

17/15

32/28

0.985

IHDI grade (2/3/4)

24/4/4

38/8/14

0.219

Occurrence of AVN (yes/no)

6/26

9/51

0.643

  1. IHDI international hip dysplasia institute, AVN avascular necrosis.
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