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

Table 2 Mean (95%CI) MS indices in countries within different latitude categories

Hemisphere	Latitude category	Variables	Mean	95%CI		P
North hemisphere	< 20	Incidence	0.34	0.26	0.42	< 0.001
		Prevalence	7.85	5.88	9.81
		DALY	7.37	5.98	8.76
		Mortality	0.16	0.13	0.18
		HDI	0.62	0.58	0.67
		PI	54.14	51.57	56.72
	20–40	Incidence	0.88	0.69	1.06
		Prevalence	23.96	18.36	29.57
		DALY	13.46	11.02	15.90
		Mortality	0.22	0.18	0.26
		HDI	0.69	0.78	0.69
		PI	53.00	58.93	53.00
	≥40	Incidence	2.11	1.71	2.50
		Prevalence	58.94	46.81	71.07
		DALY	31.56	26.55	36.56
		Mortality	0.53	0.44	0.61
		HDI	0.82	0.87	0.82
		PI	63.88	69.54	63.88
South hemisphere	< 20	Incidence	0.26	0.21	0.31	< 0.01^a
		Prevalence	5.57	4.24	6.90
		DALY	5.61	5.01	6.21
		Mortality	0.13	0.11	0.14
		HDI	0.52	0.64	0.52
		PI	49.16	54.71	49.16
	20–40	Incidence	0.81	0.43	1.20
		Prevalence	22.87	10.50	35.25
		DALY	12.26	6.92	17.59
		Mortality	0.20	0.12	0.28
		HDI	0.68	0.85	0.68
		PI	57.55	68.91	57.55

ISSN: 1471-2377