The economic impact of hypertension is large even if the effect on economic growth is not statistically significant. The direct cost including health expenditure is high. With the duration of hypertension getting longer, the expenditure is going to become greater. The drug expenses are especially huge and expand over time. The reason might be using more new brand name drugs and the higher dose or polypharmacy problems. Most of the patients come to the hospital for outpatient visits rather than inpatient visits. The mortality is decreasing especially for those aged above 61 years old. This is a good sign since the incidence proportion is high in the elderly people. To construct the growth model, this study considers the representative individual maximizing her infinite horizon utility. The results show after increasing physical capital, the health capital investment should increase to maximize their utility and boost economic growth.
While increasing the incentive of health capital, the return of health capital or the marginal
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product of health investment should be higher. By using the human capital method to estimate the economic cost for hypertension disease, the results show that the logarithm of DALY is not significant. To sum up, this study shows the heavy burden of hypertension, especially its drug expenses. Even the DALY in the growth model is not significant, DALY for the top ten diseases can be combined to be a health indicator. Further studies could construct an advanced and robust model for the relationship between health and economic growth.
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Appendix A. The Lagrange Methods for the Simulation
The Lagrange function is noted as follow:
L = ∑ 𝛽𝑡−1𝑢(𝑐𝑡, 𝑡𝑙𝑡) + 𝜆𝑡∑ 𝛽𝑡−1(𝑎𝑡+ (1 − 𝑡𝑙− 𝑡ℎ)𝑤𝑡+ (1 + 𝑟𝑡−1)𝐼𝑘𝑡−1 + (1 + 𝑟ℎ𝑡−1)(𝑡ℎ𝑡𝐺ℎ𝑡+ 𝐸𝑥𝑝ℎ) − 𝑐𝑡− 𝐼𝑘𝑡− (𝑡ℎ𝑡𝐺ℎ𝑡+ 𝐸𝑥𝑝ℎ)) First-order condition:
𝑢𝑐(𝑐𝑡, 𝑡𝑙) = 𝜆𝑡 𝜆𝑡 is the marginal utility of consumption.
𝑢𝑡𝑙(𝑐𝑡, 𝑡𝑙) = 𝜆𝑡𝑤𝑡
The marginal utility of leisure is equal to the opportunity cost of work.
𝜆𝑡= 𝛽𝜆𝑡+1(1 + 𝑟𝑡)
The marginal utility of consumption must equal to the utility discounted in the future.
𝑟ℎ𝑡−1Ght = 𝜆𝑡𝑤𝑡
The opportunity cost of working equal to the opportunity cost of investing health capital.
𝑟ℎ𝑡= 𝑟 − πt−1+ 𝛿𝑡
The relationship between the return from investing in health and physical capital; πt is the percentage rate of change in marginal cost invest in health. 𝛿𝑡 stands for the depreciation for the physical capital.
Take these equations back into the budget constraint then done.
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2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017
Average Drug Expense per person
Age0~16 Age16~31 Age31~46
2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017
Average Indirect Cost by Male (Follow from 2001)
2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017
Average Indirect Cost by Female (Follow from 2001)
2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017
Average Drug Expense per person (follow from 2001)
Age0~16 Age16~31 Age31~46 Age46~61 Age61~76 Age76~
Figure 24 Average drug expense per person (cohort follow from 2001) Figure 19 Average indirect cost among male (cohort follow from 2001)
3000000
2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016
Indirect Cost by Female
Age16~31 Age31~46 Age46~61 Age61~76 Age76~
Figure 21 Indirect cost among female (cross-sectional) 3000000
2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016
Indirect Cost by Male
Age16~31 Age31~46 Age46~61 Age61~76 Age76~
Figure 22 Indirect cost among male (cross-sectional)
Figure 20 Average indirect cost among female (cohort follow form 2001)
Figure 23 Average drug expense per person (cross-sectional)
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Figure 25 The ratio of IPD over OPD
700000
2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2014 2015 2016 2017
Emergency bed day
Figure 26 Emergency bed day
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Appendix C. NHID Application Form
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