1. Väite: The study involved 73 participants with an average age of 65 who had mild cognitive impairment or early-stage dementia. Tulos: PARTIALLY Perustelu: The article confirms the existence of mild cognitive impairment and early-stage dementia as aspects of the dementia syndrome, but it does not mention a specific study involving 73 participants with an average age of 65. 2. Väite: Approximately 60-70 percent of dementia cases are attributed to Alzheimer's disease. Tulos: EI TIETOA Perustelu: ... 3. Väite: A drug called lecanemab has been developed for Alzheimer's disease, aiming to remove protein plaques in the brain. Tulos: EI TIETOA Perustelu: ... 4. Väite: Participants in the study underwent extensive testing, including blood tests to identify Alzheimer's biomarkers, inflammation levels, infections, hormonal imbalances, and nutritional deficiencies. Tulos: UNKNOWN Perustelu: The Wikipedia article details the scope and focus of the Women's Health Initiative but does not mention the specific types of testing—blood tests for Alzheimer's biomarkers, inflammation, infections, hormones, or nutrition—performed on participants. 5. Väite: 50 participants received individualized treatment plans that included dietary changes (plant-based diet), exercise (6 days/week), cognitive exercises, and sleep/stress management. Tulos: FALSE Perustelu: The Wikipedia article discusses the Individuals with Disabilities Education Act, a law regarding education for students with disabilities, and does not contain any information about a study involving 50 participants receiving specific health interventions like dietary changes, exercise, or stress management.