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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 I.1.

Sensitivity Analysis Population Scenarios

Baseline High Medical
Cost
High Economic
Growth
50% Cure for
Diabetes
Census
Mortality

2030 2050 2030 2050 2030 2050 2030 2050 2030 2050

Population size (Million) 0.5 1.5 0.5 1.5 0.5 1.5 0.4 1.3 0.4 1.5
Population 65+ (Million) 0.4 1.4 0.4 1.4 0.4 1.4 0.4 1.3 0.4 1.4
Prevalence of selected conditions
    Obese 3 (BMI >= 40) (%) −7.7% −11.7% −7.7% −11.7% −7.7% −11.7% −7.7% −11.7% −7.6% −11.6%
    Obese 2 (35 <= BMI 40)(%) −5.6% −6.9% −5.6% −6.9% −5.6% −6.9% −5.5% −6.9% −5.5% −6.9%
    Obese 1 (30 <= BMI <35)(%) 2.5% 5.2% 2.5% 5.2% 2.5% 5.2% 2.5% 5.2% 2.5% 5.0%
    Overweight (25<= BMI<30) (%) 9.5% 12.1% 9.5% 12.1% 9.5% 12.1% 9.5% 12.1% 9.5% 12.1%
    Diabetes −1.5% −2.5% −1.5% −2.5% −1.5% −2.5% −0.9% −1.4% −1.5% −2.5%
    Heart disease −0.5% −0.7% −0.5% −0.7% −0.5% −0.7% −0.5% −0.7% −0.5% −0.7%
    Hypertension −0.4% −0.5% −0.4% −0.5% −0.4% −0.5% −0.4% −0.5% −0.4% −0.5%
Public revenues from age 51+ ($bn) 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
    Federal personal income taxes 1.1 2.0 1.1 2.0 1.2 2.3 1.0 1.8 1.1 2.0
    Social security payroll taxes 0.4 0.6 0.4 0.6 0.4 0.6 0.3 0.5 0.4 0.6
    Medicare payroll taxes 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1
    Total Revenue Effect 1.5 2.7 1.6 2.8 1.6 3.1 1.4 2.5 1.6 2.8
Public expenses from age 51+ ($bn)
    Old Age and Survivors Insurance benefits (OASI) 5.4 22.5 5.4 22.9 5.6 25.3 4.9 19.9 5.1 22.4
    Disability Insurance benefits (DI) −0.7 −1.4 −0.7 −1.4 −0.8 −1.7 −0.6 −1.3 −0.7 −1.4
    Supplementary Security Income (SSI) 0.2 1.1 0.2 1.1 0.2 1.1 0.3 1.1 0.2 1.0
    Medicare costs −11.4 −16.3 −12.0 −18.8 −11.3 −16.3 −8.3 −9.9 −12.1 −20.0
    Medicaid costs −3.4 −2.3 −3.6 −2.7 −3.4 −2.3 −2.3 −0.2 −3.6 −2.9
    Medicare + Medicaid −14.7 −18.6 −15.6 −21.5 −14.7 −18.6 −10.6 −10.1 −15.7 −22.9
    Total Expenditure Effect −9.82 3.67 −10.58 1.13 −9.66 6.09 −6.12 9.63 −11.1 −0.9
Net Revenue Effect 11.37 −0.94 12.14 1.64 11.26 −3.04 7.56 −7.12 12.6 3.6
    Total medical costs for aged 51+ (Billion dollars) −21.6 −24.8 −22.8 −28.7 −21.6 −24.8 −15.6 −13.3 −22.9 −30.3
Net social value ($bn) 63.3 245.7 46.1 196.2 63.4 244.5 58.6 243.9 65.1 251.4