title: [Investigation on prevalence rate of essential tremor in population aged 55 years old and above in Kashkar, between 2008 and 2009].
abstract: OBJECTIVE
  To investigate the prevalence and clinical feature of essential tremor (ET) in a community cohort of the elderly in Kashkar.
  
  
  METHODS
  By using a door-to-door, two-phase screening approach, some 2834 residents of Hans ethnicity were investigated form 2008 to 2009.
  
  
  RESULTS
  In this study, 184 ET patients were found. The prevalence rate of ET was 6.49%. The prevalence rate was increased with age and higher in men (8.45%) than in women (4.59%), especially in people aged above 75 years old. The prevalence rate of ET was 7.26% in illiterate people, followed by 7.27%, 5.81%, 5.58% and 9.37% in those having received primary, junior, senior high school and college. The ratio of windowed people in ET patients was 15.21%, higher to the ratio of windowed people in total number.
  
  
  CONCLUSIONS
  The prevalence rate of ET increased with age, but not influenced by education.
authors: Department of Neurology, Bingtuan Hospital of Xinjiang, Urumqi 830002, China.
authors: Yan
authors: Y
authors: Liu
authors: Xiao-ying
authors: XY
authors: Zhang
authors: Yu-zhen
authors: YZ
authors: Tang
authors: Ying
authors: Y
authors: He
authors: Xi-He
authors: XH
authors: Han
authors: Miao
authors: M
authors: Guo
authors: Lin
authors: L
authors: Wang
authors: Yan
authors: Y
authors: Li
authors: Ying
authors: Y
authors: Ma