Clinical and genetic characteristics of mucopolysaccharidosis type VI according to the Russian registry

Table 4 Prevalence of mucopolysaccharidosis type VI in the Russian Federation in comparison with data from other countries

Country	Selective screening period (years)	Number of identified patients with MPS	MPS incidence per 100000 live births	Number of identified patients with MPS VI	MPS VI incidence per 100000 live births
Russia[16]	31	467	3.9	68	0.036
United States of America[20]	20	789	0.98	-	0.04
Japan[25]	27	467	1.53	8	0.03
Denmark[18]	30	33	1.77	1	0.05
Czech Republic[26]	34	119	3.72	2	0.05
Poland[21]	40	392	1.8	4	0.013
Switzerland[25]	34	51	1.56	4	0.11
Saudi Arabia[23]	26	28	17.0	13.0	7.85
Taiwan[27]	21	130	2.04	9	0.14
South Korea[28]	19	147	1.35	2	0.019
Australia[29]	17	188	4.46	19	0.43
Germany[19]	16	474	3.51	33	0.23

MPS VI: Mucopolysaccharidosis type VI; MPS: Mucopolysaccharidosis.