Prevalence of Pediatric Onset Multiple Sclerosis in Saudi Arabia

Table 2

Total Saudi pediatric population and prevalence of pediatric MS among Saudi pediatric population.

Regions	Total Saudi pediatric population	Patients with pediatric onset MS (from participant hospitals)	Prevalence/100,000 pediatric population	Projected prevalence/100,000 population
East	1516795	50	3.30	18.13
West	3387191	113	3.31	14.71
North	888256	11	1.24	9.91
Central region	3047059	98	3.22	16.56
South	1694334	15	0.89	3.98
Total “2018”	10533635	287	2.73	14.33

20 hospitals participated in the registry. Given that there were no participating hospitals from the northern region in the registry, the assumption was made that the 11 patients enrolled in the registry from the northern region were referred to hospitals in other regions.