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Table 2 Changes in knee alignment after hybrid closed-wedge high tibial osteotomy (hybrid CWHTO)

From: Radiologic results of additional single screw fixation with lateral locking plate after hybrid closed-wedge high tibial osteotomy

 

LP group

LPS group

P-value

%MA (%)

 Pre-op

16.4 ± 10.4

13.5 ± 15.6

n.s.

 Post-op

64.2 ± 11.5

64.1 ± 13.4

n.s.

FTA (degrees)

 Pre-op

181.8 ± 2.1

182.6 ± 3.3

n.s.

 Post-op

169.6 ± 3.3

170.5 ± 3.2

n.s.

MPTA (degrees)

 Pre-op

83.0 ± 2.7

83.4 ± 2.6

n.s.

 Post-op

94.0 ± 2.3

94.5 ± 3.2

n.s.

mLDFA (degrees)

 Pre-op

87.4 ± 1.4

88.6 ± 2.1

n.s.

  1. Abbreviations: FTA femorotibial angle, LP locking plate, LPS locking plate and a cannulated cancellous screw, MA mechanical axis, mLDFA mechanical lateral distal femoral angle, MPTA medial proximal tibial angle, n.s not significant