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Table 2 Comparison of preoperative and postoperative radiography parameters and clinical outcomes

From: High-risk factors for subjective discomfort due to lower limb discrepancy after medial open wedge high tibial osteotomy

  Pre-op 1 year post-op Change P
Tibial length 344.7 ± 19.1 350.7 ± 19.0 6.0 ± 3.5 < 0.0001
Lower limb length 842.4 ± 38.3 849.8 ± 38.4 7.5 ± 2.3 < 0.0001
Limb length discrepancy − 6.9 ± 3.5 6.9 ± 4.2 13.7 ± 4.8 < 0.0001
FTA 172.6 ± 2.4 184.3 ± 3.2 11.7 ± 4.6 < 0.0001
KOOS pain 33.0 ± 6.3 74.5 ± 6.8   < 0.0001
KOOS symptoms 45.1 ± 8.6 71.5 ± 10.1   < 0.0001
KOOS ADL 41.5 ± 8.7 76.7 ± 10.9   < 0.0001
KOOS Sport/Rec 36.9 ± 9.4 63.0 ± 8.0   < 0.0001
KOOS QOL 35.8 ± 7.9 61.5 ± 5.9   < 0.0001
  1. Pre-op pre-operation, post-op post-operation, FTA femorotibial angle