Body mass index and trajectories of the cognition among chinese middle and old-aged adults

HIGHLIGHTS

• who: Wei Zhang from the Data were obtained from China Health and Retirement Longitudinal Study (CHARLS) [20], a nationally representative survey of Chinese adults over , yearsThe national baseline survey was conducted in, and the respondents were followed up in, and, . However, the , Mini-Mental State Examination (MMSE) score was not included because the questions on orientation and attention were changed in the , cognitive assessment. Therefore, this study included data starting from , (wave, ) with, respondents, , in , (wave, ), to, in , (wave, ). According to the purpose of this study, we formulated the inclusion criteria for subjects as follows: age u2265 . . .
  

   

  

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