Surgical treatment of displaced isolated lateral malleolar fractures: incidence of adverse events requiring revision: a retrospective cohort study

Table 4 All adverse events observed in the study population

All adverse events¹ observed in the cohort	n (% cohort)	Grade II	Grade III	Grade IV
Perioperative implant/fixation related
Malpositioning requiring revision	2 (1.9%)	0	0	2
Aseptic loosening	1 (0.9%)	0	0	1
Infection
Superficial wound	3 (2.8%)	3	0	0
Deep wound	3 (2.8%)	0	0	3
Postoperative pain
New onset (e.g., neuro-pathic pain,reflex dystrophy/or pain disorder)	2 (1.9%)	0	0	2
Thromboembolic event
Deep vein thrombosis	1 (0.9%)	0	1	0
Other
Wound dehiscence	2 (1.9%)	2	0	0
Total	14 (13%)	5	1	8

1. Adverse events are graded and categorized with The Orthopedic Surgical Adverse Events Severity System [26]

ISSN: 1749-799X