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. 2024 Oct 3;14:80. doi: 10.1186/s13561-024-00544-0

Table 2.

List of variables

Variable Definition Measure Code Source
Total labor force Number of individuals who can work and meet the requirements for inclusive employment Total number in millions TLF WDI
Consumption expenditure Amount of money spent on final goods and services Share in GDP CEX WDI
Health expenditure share in GDP Amount of money spent on health-oriented goods and services Share in GDP HEX WDI
Traffic Movement of people and goods from one place to another through roads, railways, and air Index measure constructed for factor analysis TRF OECD
Transport infrastructure Services provided by the government or institutions to people to enable their movement from one location to another Index measure constructed for factor analysis TIF OECD
GDP per capita Total outputs (from all sectors) of a country divided by number of people Current USD CGDPPC WDI
Life expectancy Average lifetime (number of years) of an individual; estimated number of years remaining to an individual who has reached a certain age Life expectancy at birth LXP WDI
Morbidity State of having an illness/disease or mental or physical symptoms of a disease Total number of persons with illness/disease MRB OECD
Mortality State of being dead; intended/condition for death Per 1,000 births under five years of age MRT WDI
Governance WGI developed by World Bank to assess governance quality; WGI contains six dimensions, namely, voice and accountability, governance effectiveness, rule of law, monitoring quality, political stability and absence of violence, and control of corruption Index measure constructed for factor analysis GOV WDI
Medical graduates Number of physicians/doctors with expertise and medical training from national and international institutions Per 100,000 inhabitants MG OECD
Medical infrastructure Facilities provided by institutions in the form of doctors (surgeons, physicians, and so on), assistants (nurses), hospitals, and staff to individuals (patients) Index measure constructed for factor analysis MIF OECD
Pharmaceutical expenditure Expenses related to prescription medicines and self-medication, including over-the-counter medicines borne by medical entities, such as hospital units, and patients Index measure constructed for factor analysis PHE OECD