Community Integration Questionnaire

Abstract

The Community Integration Questionnaire (CIQ) is a specialized psychometric properties instrument developed primarily to assess integration and societal participation following a Traumatic Brain Injury (TBI). The scale is uniquely focused on measuring observable behaviors and objective roles rather than subjective feelings or emotional states. Scoring relies fundamentally on quantifying the frequency with which an individual performs specific activities or roles. Secondary consideration is given to the context of these activities, specifically whether they are performed independently, jointly with others, or by others, and the characteristics of those involved (e.g., whether they have a history of brain injury).

The CIQ offers flexibility in administration. It can be completed as a self-report measure by the patient, or administered by a clinician using a structured oral interview, via telephone, or completed by a knowledgeable third party or proxy.

Keywords

Community Integration Questionnaire, CIQ, Traumatic Brain Injury, TBI, Social Participation, Rehabilitation Outcome, Behavioral Assessment, Productivity, Home Integration, Social Integration.

Authors

Willer B (1993), van Baalen B, et al. (Dutch Version).

Purpose

The primary purpose of the Community Integration Questionnaire (CIQ) is to provide a quantitative, behavioral assessment of the degree to which individuals successfully integrate into their communities following neurological insult, most notably TBI. It serves as a crucial outcome measure in rehabilitation settings to track progress and identify specific areas where participation remains limited, covering domains essential for independent living and societal involvement.

The instrument is designed to capture changes in real-world functioning over time, distinguishing between merely surviving and actively participating in life roles such as employment, education, social relationships, and managing a household. This focus on observable behavior makes it a robust tool for evaluating the long-term effectiveness of rehabilitation interventions.

Construct

The CIQ measures the construct of Community integration, which is operationalized through objective behavioral indices rather than subjective quality of life markers. The construct is typically divided into three primary domains, reflecting the key areas of post-injury life:

• Home Integration: Activities related to household management, independent living, and engagement within the domestic environment.
• Social Integration: Participation in leisure activities, social interactions, and community group involvement.
• Productivity: Engagement in meaningful work, volunteer activities, or educational pursuits.

The scoring methodology reinforces the behavioral focus by assigning higher values to activities performed frequently and independently, or jointly with non-disabled individuals, thereby providing a clear measure of functional independence and social engagement post-injury.

Validity

The CIQ has demonstrated sound validity across numerous studies concerning TBI populations. Concurrent validity is generally established through moderate to strong correlations with other measures of disability, functional independence (such as the Functional Independence Measure – FIM), and overall psychosocial outcome measures. Studies confirm that lower CIQ scores are associated with greater severity of brain injury and poorer functional status.

Construct validity is supported by the instrument’s ability to differentiate between individuals receiving rehabilitation services and those who have achieved higher levels of independence. Furthermore, the CIQ is sensitive to change over time, indicating its utility as an outcome measure reflecting meaningful improvements in community participation during recovery and long-term follow-up.

Reliability

The reliability of the Community Integration Questionnaire is generally reported as good. Internal consistency, often measured using Cronbach’s alpha, typically falls within acceptable to high ranges (often exceeding 0.80 for the total score), suggesting that the items within the scale measure a unified underlying construct of community integration.

Test-retest reliability has also been established, demonstrating the stability of the measure when administered to stable populations over short intervals. This indicates that the scores obtained are consistent and reliable over time, making it suitable for longitudinal tracking of patient progress.

Factor Analysis

Original and subsequent factor analyses of the CIQ consistently support a multi-dimensional structure, typically yielding three distinct factors that align with the conceptual domains of community integration. These factors are:

1. Home Integration: This factor includes items related to domestic responsibilities and self-care.
2. Social Integration: This factor encompasses items related to social networks, friendships, and leisure activities outside the home.
3. Productivity: This factor groups items related to employment, education, or volunteer work, reflecting meaningful societal contribution.

These established factors allow researchers and clinicians to analyze specific areas of participation deficit, providing a more nuanced understanding of rehabilitation needs beyond a single total score.

Instrument

Test Type: Questionnaire (Vragenlijst)

Format: The CIQ typically consists of 15 items, scored on a frequency and quality basis. The total possible score ranges from 0 to 29, with higher scores indicating better community integration.

Language Available: Original English (US); Dutch version available (van Baalen B, et al.). The original documentation for the Dutch version is available via the following PDF links:

• The explanatory form (Toelichtingsformulier) can be downloaded here: Toelichtingsformulier
• The measurement instrument (Meetinstrument) can be downloaded here: Meetinstrument

Population Group: Individuals recovering from neurological conditions, primarily those with Traumatic Brain Injury. The scale addresses functional limitations in the nervous system and sensory organs.

Age Group: Adults (Volwassenen) and Elderly (Ouderen).

Population Details: Specifically designed for populations dealing with long-term consequences of TBI, focusing on the ability to resume roles in areas such as Household, Societal-Social life, Education, Occupation/Work, and general Participation.

Test Methodology: Can be administered via self-report, proxy report (e.g., family member or caregiver), oral interview, or telephone administration.

Keywords

Brain Injury Rehabilitation, Outcome Measurement, Domestic Activities, Vocational Rehabilitation, Social Readjustment, Participation Restriction, Behavioral Scale.

Authors

Author ORCID Identifier: Information not provided in the source material.

Affiliation Email addresses: Information not provided in the source material.

Correspondence Address: Information not provided in the source material.

Permissions & Fee and Test Year

The original scale was published by Willer B in 1993. The CIQ is widely used in academic and clinical rehabilitation settings. Users should consult the original authors or publishing bodies for current licensing, usage permissions, and associated fees, although the scale is often made available for non-commercial research purposes.

Reference’s

Willer B, Rosenthal M, Kreutzer JS, Gordon WA, Marcus LF. Assessment of community integration following traumatic brain injury. J Head Trauma Rehabil. 1993;8(2):75-87.

van Baalen B, et al. (Reference for the Dutch adaptation, specific citation details are required for full academic reference.)

Items of the Community Integration Questionnaire

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 Community Integration Questionnaire was not included in the provided source content.