Association of the serum creatinine-to-cystatin C ratio with low cognitive performance in middle-aged and older Chinese adults: cross-sectional and longitudinal findings from CHARLS
Using data from the China Health and Retirement Longitudinal Study (CHARLS), this study examined the association of the serum creatinine-to-cystatin C ratio (CCR) with low cognitive performance and subsequent cognitive change among middle-aged and older Chinese adults. The cross-sectional analysis included 8,152 partic...