Clinical features of XXXX in south-west China.

@entity1 @entity10891 @entity746
UNASSIGNED: Our objective was to profile clinical features of @entity746 ( @entity746 ); we performed a large sample, cross-sectional study based on a hospital registry of @entity746 in south-west China. @entity1 were coded in our tertiary referral centre from May 2006 to September 2014. Demographic data and disease-related parameters were collected. A total of 1131 @entity1 were included. Mean age of onset was 54.3    11.6 years and the highest proportion of onset age (30.6%) was between 51 and 60 years. Male:female ratio was 1.45:1. Nearly 30% of the @entity1 were young onset, and 20.3% of the @entity1 were bulbar onset; only 35% received @entity10891 treatment. The young-onset @entity1 had a higher educational level with a higher proportion performing manual labour and living in rural areas, and a lower proportion with bulbar onset than those who were older at onset. The bulbar-onset @entity1 were older at age of onset, with a lower proportion of males than spinal-onset @entity1 . In conclusion, Chinese @entity746 @entity1 may be younger at age of onset than Caucasian @entity1 . Environmental and geographical factors are related to the occurrence of @entity746 . The large treatment gap indicated a pressing need for medical and financial support for Chinese @entity746 @entity1 .
