An assessment of the functional status of the patient plays an important role.
Measures of functional ability by using FIM(functional independence measure), Katz index of independence in activity of daily living.
Disease-specific measures by using the unified Parkinson’s disease rating scale (UPDRS-assess the direct and indirect effects of PD and the effect of drug-related fluctuations).
It is divided into three parts
- Mental status
- ADLs
- Motor scale
Parkinson’s disease questionnaire (PDQ-39) – this contains a 39-item questionnaire that addresses the impact of PD on daily life and also the health-related quality of life dimensions like mobility, ADLs, emotional well-being, stigma, social support, cognition, etc