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Journal of Experimental Orthopaedics

Table 5 Bone union achieved at postoperative 12 months, according to the van Hemert classification phase (0–5)

From: Effect of lateral hinge fractures for bone union and clinical outcomes following opening-wedge distal tibial tubercle osteotomy in comparison with opening-wedge high tibial osteotomy

van Hemert Phase

2

3

4

5

p value

LFH (-)

 OWDTO (n = 23)

1

2

5

15

 

 OWHTO (n = 30)

0

5

11

14

0.29

LFH ( +)

 OWDTO (n = 27)

6

4

10

7

 

 OWHTO (n = 20)

1

9

6

4

0.09

  1. Between-group p value evaluated using the chi-squared test (χ2); LHF (-), absence of a lateral hinge fracture; LHF ( +), presence of a lateral hinge fracture
  2. OWDTO opening-wedge distal tibial tubercle osteotomy, OWHTO opening-wedge high tibial osteotomy
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