In knee osteoarthritis, what is the knee deformity threshold after which the ankle realigns beyond the neutral zone?

doi:10.5312/wjo.v17.i5.118547

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World Journal of Orthopedics

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2218-5836

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

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Copyright: ©Author(s) 2026. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution-NonCommercial (CC BY-NC 4.0) license. No commercial re-use. See permissions. Published by Baishideng Publishing Group Inc.

World J Orthop. May 18, 2026; 17(5): 118547
Published online May 18, 2026. doi: 10.5312/wjo.v17.i5.118547

Table 1 Basic demographics of the included patients and their knee and ankle alignment distribution

Variable			Value
Number of patients			523
Number of limbs			845
Gender		Female	418 (79.9)
Gender		Male	105 (20.1)
Age (year)			56.8 ± 8.1 (32-81)
KL grade		1	133 (15.7)
		2	202 (23.9)
		3	234 (27.7)
		4	276 (32.7)
Alignment	Direction	Knee	Ankle
	Varus	632 (74.8)	459 (54.3)
	Neutral	171 (20.2)	310 (36.7)
	Valgus	42 (5.0)	76 (9.0)

Data were presented as n (%) or mean ± SD (range). KL: Kellgren-Lawrence.

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Citation: Khalifa AA, Lemma S, Fadle AA. In knee osteoarthritis, what is the knee deformity threshold after which the ankle realigns beyond the neutral zone? World J Orthop 2026; 17(5): 118547
URL: https://www.wjgnet.com/2218-5836/full/v17/i5/118547.htm
DOI: https://dx.doi.org/10.5312/wjo.v17.i5.118547

Khalifa AA, Lemma S, Fadle AA. In knee osteoarthritis, what is the knee deformity threshold after which the ankle realigns beyond the neutral zone? World J Orthop 2026; 17(5): 118547 [DOI: 10.5312/wjo.v17.i5.118547]

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