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Table 2 Pre- and postoperative radiological parameter values for alignment and geometry of the knee

From: Preoperative Ahlbäck radiographic classification grade significantly influences clinical outcomes of double level osteotomy for osteoarthritic knees with severe varus deformity

 

Preoperative measurement ( °)

Postoperative 2-year measurement ( °)

mTFA

13.6 ± 2.9 varus

0.0 ± 3.7

mLDFA

90.6 ± 1.9

86.0 ± 1.7

mMPTA

82.1 ± 2.1

89.2 ± 2.5

JLCA

5.4 ± 2.6

3.5 ± 2.4

  1. mLDFA: mechanical lateral distal femoral angle
  2. mMPTA: mechanical medial proximal angle
  3. mTFA: mechanical tibio-femoral angle
  4. JLCA: joint-line convergence angle