Ambulatory Surgery in the United States, 1995 Advance Data 296. Ambulatory surgery has been increasing in the United States since the early 1980's. Two major reasons for the increase are advances in medical technology and cost containments initiatives. This report "Ambulatory Surgery in the United States, 1995" presents estimates of surgical and nonsurgical procedures performed on an ambulatory basis in hospitals and freestanding ambulatory surgery centers in the United States. Data are presented by types of facilities, age, sex, and geographic region. Major categories of procedures and diagnoses are shown by age, sex, and region. The estimates are based on data collected from the 1995 National Survey of Ambulatory Surgery, conducted by the National Center for Health Statistics. The 1995 data were abstracted from 122,000 medical records in 489 hospitals and freestanding ambulatory surgery centers. Data Highlights: In 1995, an estimate of 29.4 million surgical and nonsurgical procedures were performed during 19.6 million ambulatory surgery visits. An estimate of 16.4 visits (of the ambulatory surgery visits) occurred in hospitals and 3.2 million occurred in freestanding centers. Females had more ambulatory surgery visits (11.1 million) than males (8.5 million). Four procedures were each performed more than a million times on ambulatory patients: extraction of lens (2,275,000); endoscopy of large intestine (1,809,000); insertion of prosthetic lens (1,723,000); and endoscopy of small intestine (1,490,000). Keywords: National Survey of Ambulatory Surgery, procedures, diagnoses, outpatients
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January 11, 2007
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