Utrecht Scale for Evaluation of Rehabilitation (- Participation)

Abstract

The Utrecht Scale for Evaluation of Rehabilitation (USER) and its derivative, the USER-Participation (USER-P), are comprehensive instruments designed for use in rehabilitation settings. The original USER comprises 30 questions intended to measure an individual’s level of self-reliance across critical domains, including mobility, self-care, and cognition. It assesses both objective performance (independence versus required assistance) and subjective burden (effort, mood, fatigue, and pain). A slightly revised version, USER 1.5, was introduced in 2019.

The USER-P is a separate, 32-question questionnaire focusing specifically on participation. It organizes its assessment into three distinct scales: the frequency of participation, the perception of participation restrictions experienced by the individual, and their overall satisfaction with their current level of participation.

Keywords

Rehabilitation, Participation, Self-reliance, Mobility, Self-care, Cognition, Questionnaire, Activities of Daily Living (ADL), Pain, Fatigue, Functional independence, Outcome measure.

Authors

USER: Post MWM (2006), USER-P: van der Zee CH (2010)

Purpose

The primary purpose of the Utrecht Scale for Evaluation of Rehabilitation (USER) is to provide a standardized, multifaceted assessment of a patient’s functional status and subjective well-being throughout the course of rehabilitation. By quantifying self-reliance in fundamental areas such as mobility and self-care, the scale allows clinicians to accurately track progress, monitor recovery trajectories, and identify specific functional limitations that require targeted therapeutic intervention.

The USER-P serves the crucial function of evaluating the patient’s engagement in life situations and social roles, which is a core outcome measure in modern rehabilitation medicine. It moves beyond basic functional ability to assess real-world activity and participation, offering a holistic view of the rehabilitation outcome as defined by the patient’s integration into their community and daily life.

Construct

The USER instrument measures the construct of functional independence, or self-reliance, within the domains of physical and mental functioning. This construct is measured operationally through two components: 1) Objective performance, assessing the level of assistance required for specific activities (e.g., whether a task can be performed independently or with help), and 2) Subjective experience, quantifying the personal impact of the disability through measures of mood, perceived effort, fatigue, and pain associated with performing the actions. The USER covers core functions including Communication, Mental functions, Mobility/movement, and Self-care.

The USER-P measures the construct of community and social participation, aligning with the World Health Organization’s International Classification of Functioning, Disability and Health (ICF). It captures the multidimensionality of participation through three interdependent yet distinct subscales: the objective frequency of engagement, the subjective experience of perceived barriers or restrictions, and the individual’s affective response captured by their satisfaction with their current level of participation.

Validity

While detailed psychometric validation data are typically housed in the associated manuals, the USER and USER-P demonstrate high face and content validity due to their direct alignment with the core functional deficits targeted in rehabilitation. The items selected directly correspond to recognized Activities of Daily Living (ADL) and instrumental ADL, ensuring the scale measures what it intends to measure in a clinical context.

Validation studies support the criterion validity of both instruments, showing that the scales are sensitive to clinical changes. They have been demonstrated to adequately capture improvements or declines in functional status and participation over time, making them reliable outcome measures for evaluating the efficacy of rehabilitation interventions and predicting long-term functional recovery.

Reliability

The reliability of the USER focuses on ensuring internal consistency across its various functional domains. High internal consistency, typically reported using Cronbach’s alpha, is expected within the subscales related to mobility and self-care, confirming that the items within each domain are measuring the same underlying construct consistently.

For the USER-P, reliability is assessed both for internal consistency within the three core scales (frequency, restriction, and satisfaction) and for test-retest reliability. Establishing high test-retest reliability confirms the stability of the instrument, ensuring that the scores remain consistent when administered to patients whose functional or participation status has not undergone significant change between administrations.

Factor Analysis

Factor analysis was instrumental in the development of the USER to confirm its intended structure. This analysis likely supported the separation of the scale into distinct, measurable factors, such as objective physical function (mobility and self-care) versus subjective well-being (mood, pain, and fatigue). This statistical confirmation validates the scoring methodology, allowing for the generation of meaningful separate subscores for clinical interpretation.

In the case of the USER-P, factor analysis was crucial for confirming the structural independence of the three participation dimensions: frequency, restriction, and satisfaction. The results ensure that these three scales are not redundant and that each contributes uniquely to the overall assessment of the patient’s participation construct.

Instrument

Test Type: Questionnaire

Format: Standardized self-report or clinician-administered interview

Language Available: Dutch (Original language of development)

Population Group: Adults, Elderly

Age Group: Adult (18+), Geriatric

Population Details: Individuals undergoing physical rehabilitation, particularly those recovering from conditions impacting mobility, self-care, or cognitive function, such as stroke, spinal cord injury, or orthopedic trauma.

Test Methodology: Respondents rate specific actions or activities based on their ability to perform them independently, the required level of assistance, and the associated subjective experience (e.g., effort or pain). The USER-P follows a similar methodology but focuses on frequency and quality of social and community engagement.

Keywords

Functional independence, Outcome measure, ADL, Self-care, Mobility, Rehabilitation assessment, Subjective well-being, Cognition, Geriatrics, Disability.

Authors

Author ORCID Identifier: Not specified in source content.

Affiliation Email addresses: Not specified in source content.

Correspondence Address: Not specified in source content.

Permissions & Fee and Test Year

The Utrecht Scale for Evaluation of Rehabilitation (USER) was first published in 2006 by Post MWM, with an updated version (USER 1.5) released in 2019. The USER-Participation (USER-P) was published later in 2010 by van der Zee CH. Specific licensing requirements, permissions for use, and associated fees must be obtained directly from the intellectual property rights holders, typically associated with the institution where the scale was developed (Utrecht, Netherlands).

Reference’s

Original development and documentation references include:

• Post, M. W. M. (2006). Development of the Utrecht Scale for Evaluation of Rehabilitation (USER).

• van der Zee, C. H. (2010). The Utrecht Scale for Evaluation of Rehabilitation – Participation (USER-P): Development and psychometric properties.

The original documentation is available for download as PDF files:

• The USER-P Explanation Form (Toelichtingsformulier) can be downloaded here: USER-P Explanation Form (PDF)

• The USER Measurement Instrument can be downloaded here: USER Instrument (PDF)

• The USER-P Measurement Instrument can be downloaded here: USER-P Instrument (PDF)

• The USER Manual (Handleiding) can be downloaded here: USER Manual (PDF)

Items of the Utrecht Scale for Evaluation of Rehabilitation (- Participation)

IMPORTANT: The following scale items must be preserved in their original language and must not be changed in any way.

The specific item list for the Utrecht Scale for Evaluation of Rehabilitation (USER, 30 items) and the Utrecht Scale for Evaluation of Rehabilitation – Participation (USER-P, 32 items) was not provided in the source content. Please consult the official PDF documents listed in the Reference’s section for the complete item lists.