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Table 3 Differences between pre- and postoperative radiographic measurements

From: Relationship between the bony correction angle and mechanical axis change and their differences between closed and open wedge high tibial osteotomy

  CWHTO OWHTO P value
ΔFTA (°) −19.6 ± 10.6 −13.9 ± 7.1 <  0.001
Δ%MAD 83.2 ± 37.2 63.3 ± 26.2 <  0.001
Δ%ATAD −12.0 ± 11.4 −0.8 ± 4.8 < 0.001
Δ%MTAD 1.4 ± 5.1 0.2 ± 4.8 0.05
Δ(%MTAD-%ATAD) 13.4 ± 9.5 1.0 ± 4.1 < 0.001
ΔmMPTA (°) 15.8 ± 7.8 12.8 ± 6.8 < 0.001
ΔJLCA (°) −3.2 ± 3.8 −0.9 ± 3.1 < 0.001
  1. FTA femorotibial angle, %MAD percentage of mechanical axis deviation, %ATAD percentage of anatomical mechanical axis deviation, %MTAD percentage of tibial mechanical axis deviation, mMPTA mechanical medial proximal tibial angle, JLCA joint line convergence angle