Assessing Disability and Change on Individual Patients: A Report of a Patient-Specific Measure (The Patient-Specific Functional Scale)
2-Point Threshold for Real Change
SOURCE
https://pubmed.ncbi.nlm.nih.gov/7636181/
REFERENCE
98
NICE
REFERENCE
123
organisation
Physiotherapy Canada
TITLE
Assessing Disability and Change on Individual Patients: A Report of a Patient-Specific Measure (The Patient-Specific Functional Scale)
2-Point Threshold for Real Change
SOURCE
https://pubmed.ncbi.nlm.nih.gov/7636181/
DISC COMMENTARY
This paper introduced the Patient-Specific Functional Scale, a tool that lets patients identify up to three activities that matter most to them and are affected by their condition, then rate how difficult each one currently is so progress can be tracked over time.
What was studied?
The developers tested a scale in which patients name up to three meaningful, affected activities and rate each from 0 (unable to perform) to 10 (able to perform at pre-injury level), then tracked how these ratings changed over time.
What did they find?
A change of about 2 points on the average score, or 3 points on a single activity, was established as representing real, clinically meaningful change rather than normal day-to-day variation. The scale applied across a wide range of orthopaedic conditions.
Why it matters
Progress can be tracked against activities that actually matter to a patient's life, such as gardening or playing with grandchildren, rather than only a generic checklist. It gives a clear threshold for distinguishing real improvement from normal fluctuation.
Why we included it
It demonstrates why measuring recovery against a patient's own goals, rather than a standardised score alone, produces a more meaningful picture of progress.
Help us improve your experience (and hopefully your back).
We use cookies to improve the website and show relevant content to people interested in our services.
We use cookies to help you navigate efficiently and perform certain functions. You can choose which categories to allow below. Cookies categorised as Necessary are always active.
We also use third-party cookies for analytics and advertising. These are only stored with your consent. You can update or withdraw consent at any time via the cookie icon at the bottom-left. This site operates under UK GDPR, the Data Protection Act 2018, and the Privacy and Electronic Communications Regulations (PECR). Cookie Policy • Privacy Policy
Always Active
Necessary cookies are required for core site features including security, network management, and consent storage.
Cookie
Duration
Description
hmdg_cookie_consent
180 days
Stores your cookie consent preferences.
PHPSESSID
Session
WordPress session identifier.
wordpress_logged_in_*
Session
WordPress login authentication.
Functional cookies enable enhanced features such as live chat and remembering preferences.
Cookie
Duration
Description
wp-settings-*
1 year
Stores user interface preferences.
Analytics cookies help us understand visitor behaviour. Controls analytics_storage for Google Analytics 4.
Cookie
Duration
Description
_ga
2 years
Google Analytics — distinguishes users.
_ga_*
2 years
Google Analytics 4 — session persistence.
_gid
24 hours
Google Analytics — distinguishes users.
_gat
1 minute
Google Analytics — throttles request rate.
Performance cookies collect aggregate, anonymous data about site performance.
Cookie
Duration
Description
_gat_gtag_*
1 minute
Google Tag Manager — rate throttle.
Marketing cookies track visits to deliver relevant ads. Controls ad_storage, ad_user_data, and ad_personalization.
What was studied?
The developers tested a scale in which patients name up to three meaningful, affected activities and rate each from 0 (unable to perform) to 10 (able to perform at pre-injury level), then tracked how these ratings changed over time.
What did they find?
A change of about 2 points on the average score, or 3 points on a single activity, was established as representing real, clinically meaningful change rather than normal day-to-day variation. The scale applied across a wide range of orthopaedic conditions.
Why it matters
Progress can be tracked against activities that actually matter to a patient's life, such as gardening or playing with grandchildren, rather than only a generic checklist. It gives a clear threshold for distinguishing real improvement from normal fluctuation.
Why we included it
It demonstrates why measuring recovery against a patient's own goals, rather than a standardised score alone, produces a more meaningful picture of progress.