Fig. 3From: Smaller pineal gland is associated with rapid eye movement sleep behavior disorder in Alzheimer’s diseaseAssociation between REM Sleep Behavior Disorder Screening Questionnaire total score and pineal parenchyma volume (mm3) in a all participants and b participants with Aβ-positive Alzheimer’s disease. Multiple linear regression model adjusted for age, sex, years of education, intracranial volume, head injury, amount of smoking, amount of alcohol drinking, and use of drugs influencing sleep or motor activityBack to article page