National estimates of bariatric surgery use and outcomes, by age and sex, 1998 and 2004.

Table 2National estimates of bariatric surgery use and outcomes, by age and sex, 1998 and 2004

  Number of surgeries Length of stay (days) Inpatient death rate (percent)
  1998 2004 Percent change 1998 2004 1998 2004
Total 13,386 (2,021) 121,055 (11,609) 804% 4.99 (0.21) 3.07 (0.08) 0.89 (0.20) 0.19 (0.03)
Age (years)
12–17 349 (60) 2.2 (0.1) 0.00 (0.00)
18–34 4,336 (636) 30,445 (2,837) 602% 4.4 (0.2) 2.8 (0.1) 0.47 (0.21) 0.03 (0.02)
35–44 4,825 (638) 36,748 (3,212) 662 4.9 (0.2) 3.0 (0.1) 1.10 (0.40) 0.15 (0.04)
45–54 3,320 (472) 35,904 (3,197) 981 5.6 (0.3) 3.2 (0.1) 0.91 (0.38) 0.27 (0.06)
55–64 772 (114) 15,806 (1,433) 1,947 5.7 (0.5) 3.5 (0.1) 0.00 (0.00) 0.37 (0.12)
65+ 1,423 (207) 3.9 (0.4) 0.93 (0.55)
Sex
Male 2,527 (365) 20,977 (2,060) 730% 5.9 (0.3) 3.5 (0.1) 2.76 (0.65) 0.42 (0.10)
Female 10,859 (1,650) 99,310 (9,375) 815 4.8 (0.2) 3.0 (0.1) 0.46 (0.15) 0.15 (0.03)
               

Note: Standard errors are in parentheses. The number of surgeries in age groups 12–17 and 65+ for 1998 is too small to provide a reliable estimate.

Source: AHRQ, Center for Delivery, Organization, and Markets, Healthcare Cost and Utilization Project, Nationwide Inpatient Sample, 1998 and 2004.

From: Bariatric Surgery Utilization and Outcomes in 1998 and 2004

Cover of Healthcare Cost and Utilization Project (HCUP) Statistical Briefs
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