Spline analyses for the relationship between serum phosphorus and risk of incident dementia with serum phosphorus probability distribution histogram represented in gray bars in the background.

<p>Fig 2a: Overall cohort. Fig 2b: Analysis was restricted to cohort participants with serum phosphorus level >2.5 mg/dl. Fig 2c: Analysis was restricted to cohort participants with serum phosphorus level >4.5 mg/dl.