Clinical and Genetic Study of Algerian Patients with Spinal Muscular Atrophy

Table 7

Frequency of SMN1 homozygous deletion in SMA around the world.

References	Countries	𝑁 patients	SMN Del (%)
[38]	Korea 2001	37	32,43%
[39]	Vietnam 2003	17	41,17%
[40]	Johannesburg 2007	92	51%
[41]	Egypt 2001	33	55%
[42]	Russia 2001	57	65%
[33]	Brasilia 1999	87	69%
Our study	Algeria 2009	92	75%
[43]	India 2005	45	76%
[44]	Saudi Arabia 1997	16	82%
[55]	Morocco 2003	54	83,33%
[56]	Turkey 2000	60	85%
[57]	Germany 1995	195	90%
[58]	Spain 1995	54	91%
[59]	Holland 1995	103	93%
[60]	Japan 2002	32	94%
[61]	Tunis 2006	60	95%
[62]	Iran 2004	22	95,40%
[24]	UK 1995	140	97,80%
[63]	Kuwait 2001	46	97,82%
[8]	France 1995	229	98%
[64]	Taiwan 1995	42	100%