Items for "age-related change"

Sources of variation and reference intervals for serum cystatin C in a healthy Japanese adult population

Background: To derive reference intervals (RIs) for cystatin C (CysC), we examined sources of variation in its serum concentration by multiple regression analysis.

Methods: A total of 596 healthy subjects (30–75 years of age) who underwent an annual health check were chosen as candidate reference individuals who did not have any chronic illness requiring medication...

Keywords: age-related change, cystatin C, latent abnormal values exclusion method, multiple regression analysis, preanalytical variation