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Background Weight loss after bariatric surgery is commonly reported as either a percentage of initial body weight (%IBW) or 100 % minus %IBW which is a percentage of total weight loss (%TWL). These are basically equivalent expressions. Weight loss is also reported as %EWL or as a percentage of excess body mass index loss (%EBMIL). These last two expressions incorporate the concepts of ideal body...
Obese patients are at risk of hypovitaminosis D. This is particularly concerning for those considering bariatric surgery because of the risk of postoperative nutritional deficiency. We hypothesized that it is necessary to screen for vitamin D deficiency preoperatively and conducted a study to identify the patterns of vitamin D deficiency among prospective bariatric surgery patients.A retrospective...
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