Epidemiological Features of Creutzfeldt-Jakob Disease in China (2006-2010)
Author Information
Author(s): Gao Chen, Shi Qi, Tian Chan, Chen Cao, Han Jun Zhou, Wei Zhang, Bao-Yun Jiang, Hui-Ying Zhang, Jin Dong, Xiao-Ping
Primary Institution: State Key Laboratory for Infectious Disease Prevention and Control, National Institute for Viral Disease Control and Prevention, Chinese Center for Disease Control and Prevention, Beijing, People's Republic of China
Conclusion
From 2006 to 2010, 261 patients were diagnosed with sporadic Creutzfeldt-Jakob disease in China, providing insights into its features.
Supporting Evidence
- Most cases of sporadic CJD were reported in individuals aged 60 to 69 years.
- Progressive dementia was the most common symptom observed in patients.
- Two-thirds of probable sCJD cases showed positive 14-3-3 protein in cerebrospinal fluid.
Takeaway
This study looked at a rare brain disease in China and found that many patients showed similar symptoms, especially in older people.
Methodology
The study analyzed data from 624 suspected CJD patients referred to a surveillance program across 12 provinces and 15 hospitals.
Potential Biases
Potential bias due to the reliance on clinical diagnosis without sufficient postmortem confirmation.
Limitations
The study may not fully represent the national incidence due to limited postmortem examinations and the non-notifiable status of CJD in China.
Participant Demographics
Out of 261 sCJD patients, 146 were males and 115 were females, with a median age of 61 years.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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