Obesity associated with longer hospital stays, higher costs in total knee replacement patients

Obesity is associated with longer hospital stays and higher costs in total knee replacement patients, independent of whether or not the patient has an obesity-related disease or condition (comorbidity), according to a new study. More than half of TKR patients have a body mass index (BMI) within the obesity range (greater than 30 kg/m²), which has been linked to a higher risk for related comorbidities such as diabetes, hypertension, osteoarthritis; and in some studies, to higher medical costs and longer hospital stays.

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