The number of bariatric surgeries performed in the United States rose 804 percent from 1998 to 2004, to 121,055 from 13,386, according to a study by the Agency for Healthcare Research and Quality.

根据医疗研究和质量局的研究表明，美国实施的减肥手术数目从1998年到2004年增长了804%，从121,055到13,386。

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Sugerman, a professor at Virginia Commonwealth University, who has performed 1, 500 bariatric surgeries.

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