Why the study?
Does obesity lower the age at which hip and knee replacement is undertaken in patients requiring joint replacement?
Population
1,369 patients undergoing joint replacement surgery at a single center.
Comparison
Obesity vs Normal BMI
Design
Cohort
Authors
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Morbid obesity may prompt earlier arthroplasty consideration; leaves open causal mechanisms and need for prospective weight-loss trials.
Does obesity lower the age at which hip and knee replacement is undertaken in patients requiring joint replacement?
Morbid obesity is associated with requiring hip or knee replacement surgery 10 to 13 years earlier than patients with a normal BMI.
Changulani et al. (2008) studied this question.
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