Subjective cognitive concerns and global metacognitive bias in prodromal Parkinson’s and Parkinson’s disease without cognitive impairment.

Key Points

• The study aims to examine the relationship between metacognitive bias and subjective cognitive concerns in individuals with Parkinson's disease.
• Analyzed subjective cognitive concerns in individuals with Parkinson's disease and prodromal Parkinson's disease.
• Evaluated the influence of depression and anxiety on metacognitive biases.
• Employed global approaches to measure metacognitive awareness.
• Negative metacognitive bias was linked to higher levels of depression and anxiety.
• Findings suggest that global measures of cognitive awareness may provide greater accuracy than task-specific measures.