About this trial
The aim of this study is to evaluate the outcomes after non-operative treatment of weightbearing stable bi-and trimalleolar ankle fractures.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
-With bi- and trimalleolar ankle fractures with less than 7 mm medial clear space on non-weightbearing radiographs that are deemed stable by weightbearing radiographs.
With type B medial malleolus fractures between the tip and the plafond and type C medial malleolus fractures at the level of the plafond (Herscovici classification). (6)
With fractures in the distal 1/3 of fibula (not-Maisonneuve)
Enabling stability evaluation within 14 days after injury
Disqualifiers
- With primary unstable ankle fractures, > 7mm medial clear space on primary radiographs
With fracture reduction prior to initial radiographic evaluation, open fracture, fractures resulting from high-energy trauma or multi trauma and pathological fracture
With type A medial malleolus avulsion fractures < 5mm (at the tip of the malleolus), that are not suitable for surgical intervention.
With Herscovici type D fractures, involving Lauge-Hansen SA2 fractures (supracollicular fracture - vertical, oblique or transverse direction of the plafond)
Trial design
Single group
Treatments tested in this trial
Non-operative treatment
Other interventionPatients will be treated with a walker-orthosis for 6 weeks. Weightbearing as tolerated
Treatment groups
Trial outcomes
Primary outcomes
Olerud Molander Score (OMAS) to measure a change over time
Condition specific, patient reported measure of ankle-fracture symptoms
Secondary outcomes
Manchester-Oxford Foot Questionnaire (MOxFQ)
Patients reported outcomes
Range of Motion measured by a goniometer (ad modum Lindsjo)
dorsiflexion and plantarflexion
Numeric Rating Scale (NRS)
Ankle pain in rest, at night and in daily activities, a 11-point numeric scale ranging from 0-10
Euroqol questionnaire (EQ- 5D)
Health related quality of life
Sponsors and contacts
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