Functional and Radiological Benefits of Adding Fibular Osteotomy to Supramalleolar Osteotomy in Ankle Osteoarthritis

02 May 2026 : Clinical Research

Pengwei Li^{AE 1,2*}, Heda Liu^{BD 1,2}, Fei Huang^{C 1}, Lin Liu^{F 1}, Sheng Liu^{BF 1}

DOI: 10.12659/MSM.951712

Med Sci Monit 2026; 32:e951712

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Table 2 Comparison of the preoperative and final follow-up visit functional outcomes and radiological parameters.

	SMOT (n=34)		P value	SMOT+FO (n=31)		P value
	Preoperation	Final follow-up	P value	Preoperation	Final follow-up	P value
AOFAS score	51.53±3.69	78.94±2.27	<0.001	52.68±4.62	81.00±2.28	<0.001
VAS score	5.44±0.75	2.47 ±0.83	<0.001	5.68±0.87	2.19±0.70	<0.001
ROM of ankle	35.94±2.91	37.12±2.73	0.09	34.74±3.35	35.97±2.81	0.124
TAS	81.21±1.81	89.29±1.98	<0.001	81.74±1.99	89.19±1.45	<0.001
TT	7.91±1.38	2.94±0.92	<0.001	8.48±1.41	1.84±0.86	<0.001
TC	70.29 ±2.55	77.03±3.02	<0.001	71.09±2.97	79.03±3.04	<0.001
TLS	74.74± 3.60	78.32±2.06	<0.001	73.61 ±2.96	77.81±2.98	<0.001
SMOT – supramalleolar osteotomy; SMOT+FO – supramalleolar osteotomy combined with fibular osteotomy; AOFAS – American Orthopaedic Foot and Ankle Society; VAS – visual analogue scale; ROM – range of motion; TAS – tibial articular surface angle; TT – talar tilt angle; TC – tibiocrural angle; TLS – tibial lateral surface angle.

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