NJR UKA vs TKA matched study (Liddle)Lancet (London, England) 2014
Adverse outcomes after total and unicompartmental knee replacement in 101,330 matched patients: a study of data from the National Joint Registry for England and Wales.
UKA had significantly lower early mortality, fewer thromboembolic events, myocardial infarctions and strokes, shorter stay and fewer readmissions, but significantly higher revision and reoperation rates.
Registry studyPrognosisKnee arthroplasty
Long-term pain after TKR (Beswick)BMJ open 2012
What proportion of patients report long-term pain after total hip or knee replacement for osteoarthritis? A systematic review of prospective studies in unselected patients.
Roughly 10-34% of patients after TKR reported unfavourable long-term pain, compared with about 7-23% after THR, a higher proportion after knee than hip replacement.
Systematic review / meta-analysisPrognosisKnee arthroplasty
Mechanical axis and TKA survival (Parratte)The Journal of bone and joint surgery. American volume 2010
Effect of postoperative mechanical axis alignment on the fifteen-year survival of modern, cemented total knee replacements.
There was no significant difference in 15-year survival between knees aligned within the neutral range and outliers.
Cohort studyPrognosisKnee arthroplasty