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Table 1 Summary of reported evaluation methods for JLCA

From: Managing intra-articular deformity in high Tibial osteotomy: a narrative review

Author Year JLCA in supine position (Mean ± SD) JLCA in standing position with weight-bearing conditions (Mean ± SD) JLCA under varus / Valgus stress (Mean ± SD) ΔJLCA
Kubota et al. 2020 3.4 ± 2.2° (single leg)
Kumagai et al. 2020 2.4 ± 1.6° 5.1 ± 2.0° − 1.9 ± 1.4° (post day 0 – day 2)
0.2 ± 1.2° (1 month – 12 months)
Akasaki et al. 2019 2.1 ± 1.5° 3.8 ± 2.0° 1.1 ± 1.0° (pre – post on supine)
− 0.7 ± 1.0° (pre – post on standing)
Goshima et al. 2019 3.2 ± 1.7°
Tsuji et al. 2019 4.1 ± 2.3° (single leg) 6.0 ± 2.4° / 1.3 ± 2.1° 7.4 ± 2.7° (pre varus – valgus)
Lee et al. 2019 3.4 ± 2.2° (double leg) Latent medial laxity: JLCA in valgus stress – JLCA in weightbearing standing
Takagawa et al. 2019 4.4 ± 2.3° (single leg) 6.9 ± 2.2° / 1.3 ± 2.5° 8.1° ± 2.8° (pre varus – valgus)
So et al. 2019 2.3° 4.2° (double leg) 6.7° / 0.6 ° 1.8° (supine – standing)
Park et al. 2019 3.8 ± 1.9° 5.4 ± 2.1°/1.7 ± 1.4° 1.2 ± 1.5° (pre – post)
Kim et al. 2017 3.1 ± 1.8°
Ogawa et al. 2016 4.6 ± 2.2° (double legs) 5.6 ± 2.4° / 1.5 ± 1.8° 2.0 ± 1.5° (pre – post)
Lee et al. 2015 3.4 ± 2.3°
  1. ΔJLCA JLCA changes between two conditions, Pre preoperative, Post postoperative