Evidence shows that health systems must be recast to accommodate the
needs of chronic disease prevention
http://www.thehindu.com/todays-paper/tp-opinion/the-high-cost-of-ageing/article19122162.ece
The National Health Policy (NHP), 2017, is long on banalities and
short on specifics. In a somewhat glaring omission, little has been
said about the rapid
rise in the share of the old — i.e. 60 years or more — and associated
morbidities, especially sharply rising non-communicable diseases
(NCDs) and disabilities.
In the context of declining family support and severely limited
old-age income security, catastrophic consequences for destitutes
afflicted with these
conditions can’t be ruled out. Besides, continuing neglect and failure
to anticipate these demographic and epidemiological shifts — from
infectious diseases
to NCDs — may result in enormously costlier policy challenges. An
estimate provided for the 2014 World Economic Forum suggests that NCDs
may cost as much
as $4.3 trillion in productivity losses and health-care expenditure
between 2012 and 2030, twice India’s annual GDP.

Detailed projections of the old in India by the United Nations
Population Division (UN 2011) show that India’s population, ages 60
and older, will climb
from 8% in 2010 to 19% in 2050. By mid-century, their number is
expected to be 323 million.

Population dynamics and a rapidly changing age structure reflect the
combined impact of increasing life expectancy and declining fertility.
Life expectancy
at birth in India climbed from 37 years in 1950 to 65 years in 2011,
stemming from declines in infant mortality and survival at older ages
due to public
health improvements. The key question is whether longer lives have
translated into healthier lives. Our evidence raises serious doubts.

Evidence from IHDS survey

Our analysis, based on the India Human Development Survey (IHDS) 2015,
the only nation-wide panel survey covering the period 2005-2012,
throws new light
on these issues. A major advantage of the panel survey is that the
same individuals are tracked over a period of seven years.

The prevalence of high blood pressure among the old almost doubled
over the period 2005-12; that of heart disease rose 1.7 times; the
prevalence of cancer
rose 1.2 times; that of diabetes more than doubled, as also that of
asthma; other NCDs rose more rapidly (i.e. by two and a half times).

A related question is whether multi-morbidity (i.e. co-occurrence of
two or more NCDs) also rose over this period. Often multi-morbidities
occur non-randomly
or systematically. The prevalence of high blood pressure and heart
disease rose more than twice while that of high blood pressure and
diabetes nearly doubled.

Wealth quartiles were constructed to examine whether prevalence of
NCDs varied across them and over time. The burden of NCDs shifted from
the most affluent
to the least affluent over this period. In both the first (least
wealthy) and fourth (wealthiest) quartiles, the prevalence rose
sharply in most cases
but in all the rises were faster among the least wealthy. The ratio of
high blood pressure in the first quartile relative to the fourth rose
from 0.36
in 2005 to 0.40 in 2012; that of heart disease rose from 0.31 to 0.38;
that of diabetes from 0.23 to 0.34; and that of blood pressure and
heart disease
rose from 0.11 to 0.58. As NCDs are associated with a large majority
of deaths among the old — about 93% of the total deaths among 70 years
or more in
2013 — they are now more vulnerable to mortality risk. In fact, the
least wealthy have become more susceptible to this risk.

By age 60, the major burdens of disability and death arise from
age-related losses in hearing, seeing or moving, and NCDs (WHO, 2015).
Thus co-occurrence
of disability and NCDs poses a higher risk of mortality.

Assessing disability

Disability is the umbrella term for impairments, activity limitations
and participation restrictions. An assessment of functioning in
activities of daily
living (ADLs) is one method widely used to assess disability in older
persons. Disability is usually measured by a set of items on
self-reported limitations
with severity of disability ranked by the number of positively
answered items. Disabilities in ADL show dependence of an individual
on others, with need
for assistance in daily life.

In select disabilities, there is a sharp rise with age and over time.
Difficulty in walking was 1.7 times greater in the age group 70-plus
years relative
to 60-69 years in 2012. Over the period 2005-2012, overall prevalence
rose 6.1 times. Difficulty in using toilet facilities was 2.3 times
higher among
the older group (70-plus years). Overall prevalence was five times
higher in 2012. Difficulty in dressing was about 2.5 times higher in
the older group.
Overall prevalence jumped about five times between 2005-12. Hearing
difficulty was just under twice as high among the older group in 2012,
while the overall
prevalence rose 4.7 times over this period.

To assess severity of disabilities, these are classified into counts
of 1-4 and greater than 4. The proportion of old women was larger than
that of males
in both groups and years. At the aggregate level too, disabilities
grew in both groups, especially in the group greater than 4. Thus both
prevalence and
severity of disabilities rose during 2005-2012.

As observed earlier, it is the co-occurrence of NCDs and disabilities
that is more likely to be fatal. We find that in most cases there was
an increase.
Heart disease and disabilities (1-4) rose 1.3 times. Blood pressure
and disabilities in this range rose 1.2 times, as also diabetes and
disabilities. Blood
pressure and heart disease and disabilities increased 1.4 times.

In brief, that the curse of old age has become worse is undeniable.
Along with expansion of old age pension and health insurance, and
public spending on
programmes targeted to the health care of the old, careful attention
must be given to reorient health systems to accommodate the needs of
chronic disease
prevention and control by enhancing the skills of health-care
providers and equipping health-care facilities to provide services
related to health promotion,
risk detection, and risk reduction.

Veena S. Kulkarni is Associate Professor, Department of Criminology,
Sociology, & Geography, Arkansas State University, U.S.; Vani S.
Kulkarni is Lecturer,
Department of Sociology, University of Pennsylvania, U.S.; and Raghav
Gaiha is (Hon.) Professorial Fellow, Global Development Institute,
University of
Manchester, England



-- 
Avinash Shahi
Doctoral student at Centre for Law and Governance JNU

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