Socioeconomic determinants of global distribution of multiple sclerosis: an ecological investigation based on Global Burden of Disease data

Table 4 Correlation between PI and HDI components and MS variables in 2017

MS variables	Incidence ^a	Prevalence ^a	DALY ^a	Mortality ^a
MS variables	r	r	r	r
Expected Years of Schooling	0.599**	0.600**	0.629**	0.603**
Life Expectancy	0.548**	0.552**	0.564**	0.527**
Gross National Income	0.585**	0.595**	0.576**	0.526**
Mean Years of Schooling	0.388**	0.386**	0.403**	0.376**
Economic Quality	0.593**	0.596**	0.595**	0.563**
Business Environment	0.600**	0.605**	0.597**	0.566**
Governance	0.665**	0.672**	0.660**	0.628**
Education	0.628**	0.625**	0.646**	0.618**
Health	0.544**	0.550**	0.538**	0.502**
Safety and Security	0.591**	0.586**	0.601**	0.580**
Personal Freedom	0.562**	0.564**	0.581**	0.581**
Social Capital	0.497**	0.513**	0.464**	0.422**
Natural Environment	0.471**	0.473**	0.494**	0.490**

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