The WHODAS was developed for measuring functioning and disability in accordance with the International Classification of Functioning, Disability and Health across different populations.
The QLQ-BR23 questionnaire is a specific tool, which contains 23 items measuring functioning and symptoms related to breast cancer [ 19].
The OKS is designed to measure function and pain and total score.
It is used to measure function and how it changes over time in older people who have chronic illnesses.
Magnetic resonance imaging (MRI) is a brain imaging technique which can measure function and structure in high resolution.
The SF-36, also measures function, and physical and mental symptoms, but does so through a more comprehensive list of questions.
Since we measured function and disability at 6 time points after surgery, until 2 years, we could detect an association between the physical improvement and the perceived disability.
We used validated questionnaires to measure functioning and had full data available from almost all participants.
This affects the ability of the DASH to measure functioning and symptoms with precision and to discriminate higher functioning individuals.
This might be due to the fact that ACT scales are mainly designed to measure functioning and wellbeing.
