Figure 4. Boxplots with dot plots of the volume percentages of brain parenchyma and lateral ventricles classified by different age groups according to osteoporosis. (A) Volume percentage of brain parenchyma to intracranial cavity; (B) volume percentage of lateral ventricles to intracranial cavity. ICV=intracranial cavity volume; BPV=brain parenchymal volume; LVV=lateral ventricles volume.