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Table 2 Pre- and postoperative measurements of the FTA, JCLA, and MPTA

From: Difference in the early postoperative change of the joint line convergence angle between opening wedge and closed wedge high tibial osteotomies

 

Preop

Postop 0 day

Postop 2 days

Postop 1 month

Postop 12 months

 

Standing

Supine

Supine

Standing

Standing

FTA

OWHTO

182.5 ± 2.0

170.5 ± 2.1 b

168.6 ± 2.2b, c

168.6 ± 2.3b, c

169.1 ± 1.8b, c

CWHTO

187.6 ± 3.4 a

168.7 ± 2.4 a, b

168.1 ± 2.8b

168.7 ± 4.5b

168.6 ± 4.6b

JCLA

OWHTO

4.8 ± 1.8

4.2 ± 1.9 b

2.2 ± 1.8b, c

2.6 ± 1.7b, c

2.7 ± 1.6b, c

CWHTO

7.1 ± 3.2 a

4.1 ± 2.4 b

3.4 ± 2.5a, b

3.9 ± 2.3a, b

4.2 ± 2.6a, b

MPTA

OWHTO

83.6 ± 2.6

N/A

N/A

96.2 ± 2.8b

95.7 ± 2.7b

CWHTO

82.2 ± 3.3 a

N/A

N/A

97.8 ± 4.1a, b

97.6 ± 4.2a, b

  1. FTA femorotibial angle, JLCA joint line convergence angle, MPTA medial proximal tibial angle
  2. aP < 0.05 vs OWHTO
  3. bP < 0.05 vs preop
  4. cP < 0.05 vs postop 0 day