These patients were much less accurate than the control participants (and even in comparison with Alzheimer's patients) in recognizing negative emotions, but were not significantly impaired in recognizing happiness. Anger and disgust in particular were the most difficult for the dementia patients to recognize.
These patients exhibited lower accuracy than controls and even compared to Alzheimer's patients in identifying negative emotions, but did not experience significant impairment in recognizing happiness. Anger and disgust were particularly challenging for dementia patients to differentiate.