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. Author manuscript; available in PMC: 2013 Jul 1.
Published in final edited form as: J Health Econ. 2012 May 9;31(4):630–643. doi: 10.1016/j.jhealeco.2012.04.006

Table 1.

Bariatric Surgery Cohort Simulation Results

Current Eligibility Expanded Eligibility
Baseline Intervention Effect Baseline Intervention Effect

Disability free life expectancy 19.92 22.83 2.91 20.91 22.66 1.75
Life expectancy 28.80 30.35 1.55 28.79 29.87 1.08
Medical costs ($2010)
    Medicare 136 737 133 489 −3 247 130 115 126 236 −3 879
    Medicaid 54 749 54 474 −276 50 276 49 950 −326
    Private Medical Cost 162 749 161 623 −1 126 157 815 156 058 −1 756
Total 354 234 349 585 −4 649 338 205 332 244 −5 961
Other fiscal outcomes ($2010)
 Tax Revenue 82 585 84 451 1 866 81 255 82 319 1 065
 SSI, DI, OASI 135 931 143 381 7 450 126 074 130 960 4 886
 Earnings 239 436 243 544 4 107 237 469 239 797 2 327

Notes: averages from 1000 simulations of the projection for a cohort entering at age 50 in 2010. Real discount rate is 3%. All amounts in $2010 dollars. SSI = Supplemental Security Income, DI = Disability insurance, OASI = old-age social insurance. Private medical costs cover other costs not covered by Medicare and Medicaid (e.g. costs covered by employer). Please refer to text for definition of current and expanded eligibility.