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Table 2 Radiological parameters

From: Comparison of radiological features of high tibial osteotomy and tibial condylar valgus osteotomy

 

HTO group

TCVO group

Pre-op

Immediate

1-year post-op

Pre-op

Immediate

1-year post-op

K/L grade (II/III/IV)

19/15/1

  

4/21/10 b

  

%MA

20.0 ± 11.2

 

65.3 ± 8.6 a

8.7 ± 13.3 b

 

62.1 ± 7.9 a

FTA

180.9 ± 3.7

 

169.2 ± 2.8 a

183.4 ± 3.9 b

 

170.5 ± 3.4 a

HKA

172.9 ± 2.9

 

184.3 ± 2.2 a

170.2 ± 3.2 b

 

184.3 ± 3.1 a

mLDFA

89.9 ± 1.2

 

89.2 ± 1.4

89.6 ± 1.7

 

88.5 ± 2.7

MPTA

84.0 ± 2.1

 

91.7 ± 3.4 a

83.7 ± 2.3

 

92.5 ± 2.4 a

MTPD

−1.1 ± 2.2

−0.9 ± 2.0

−0.8 ± 2.5

−7.4 ± 4.9 c

6.0 ± 2.8 a,d

5.5 ± 2.7 a,e

PPTA

84.2 ± 2.5

82.7 ± 3.6

80.6 ± 4.1 a

82.7 ± 3.2 c

82.1 ± 4.1

81.2 ± 4.3

JLCA

1.4 ± 1.5

 

1.1 ± 1.0

5.1 ± 1.5 c

 

0.7 ± 0.9 a

Varus stress angle

5.1 ± 1.1

 

6.4 ± 2.1 a

7.2 ± 1.7 b

 

4.0 ± 2.1 a,e

Valgus stress angle

1.9 ± 2.1

 

0.8 ± 1.8 a

2.3 ± 2.8

 

0.5 ± 1.3 a

Laxity angle

7.1 ± 2.3

 

7.1 ± 3.1

9.5 ± 3.2 c

 

4.5 ± 2.4 a,e

  1. aP < 0.01 compared to pre-operatively
  2. bP < 0.01 compared to pre-HTO
  3. cP < 0.05 compared to pre-HTO
  4. dP < 0.01 compared to immediately after HTO
  5. eP < 0.05 compared to post-HTO
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BMC Musculoskeletal Disorders

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