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The Effect of Follow-up on Reporting Success for Obesity Surgery
1National Bariatric Surgery Registry, The University of Iowa College of Medicine, Department of Surgery, Iowa City, IA, 52242-1086, USA.
Abstract:
BACKGROUND: Much is written about the importance of follow-up in determining the effect of surgical treatment for obesity upon weight loss. When patients are lost to follow-up, it has been suggested that these patients should be considered as failures. This study was undertaken to determine the effect of incorporating patients not followed in a definition of success for weight loss at one year. METHODS: Data from 34 surgical practices were used to study the effect of using two different denominators, patients followed (Df) or patients eligible (De), to define success. The numerator used in both methods was the number of patients with
