Why the study?
Does extreme body weight (overweight or underweight) increase length of stay and hospital charges in patients undergoing elective total knee or hip replacement?
Population
Patients hospitalized at the Brigham and Women's Hospital for total knee replacement and total hip…
Comparison
Extreme overweight or extreme underweight. vs Normal weight and moderate obesity.
Design
Cohort
Follow-up
Hospitalization period
Authors
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Extreme weight extremes were associated with longer stays and higher charges after elective arthroplasty; hypothesis-generating for preoperative optimization trials.
Does extreme body weight (overweight or underweight) increase length of stay and hospital charges in patients undergoing elective total knee or hip replacement?
Both extreme obesity and extreme underweight are associated with significantly increased length of stay and hospital charges following elective joint replacement surgery.
Epstein et al. (1987) studied this question.
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