Body Sensations Questionnaire BSQ

Abstract

The Body Sensations Questionnaire (BSQ) is a psychological self-report instrument designed to measure the degree of fear or distress individuals associate with various common somatic sensations. Developed primarily for use in clinical and research settings focused on Panic Disorder and Agoraphobia, the BSQ assesses the catastrophic misinterpretation of bodily symptoms that are often experienced during states of anxiety or arousal. The instrument provides a quantitative measure of this specific component of Anxiety Sensitivity, which is crucial for understanding the etiology and maintenance of panic-related psychopathology.

Keywords

Body Sensations Questionnaire, BSQ, Anxiety Sensitivity, panic, agoraphobia, somatic symptoms, fear of body sensations, catastrophic misinterpretation, psychological assessment.

Authors

Dianne L. Chambless

Purpose

The primary purpose of the Body Sensations Questionnaire (BSQ) is to quantify the extent to which an individual fears or is distressed by specific physical sensations that typically occur during states of nervousness, fear, or high physiological arousal. It is fundamentally used to differentiate individuals who experience benign physiological arousal from those who catastrophically misinterpret these symptoms (e.g., interpreting heart palpitations as an impending heart attack or dizziness as fainting).

By measuring the level of fear associated with these internal, physical changes, the BSQ serves as a critical diagnostic and outcome measure, particularly in the context of cognitive-behavioral therapies (CBT) aimed at reducing panic symptoms. A high score on the BSQ suggests a strong reliance on avoidance behaviors driven by the fear of internal bodily changes.

Construct

The BSQ is a key measure of the physiological component of Anxiety Sensitivity (AS), defined as the fear of anxiety-related symptoms arising from beliefs that these symptoms will lead to harmful physical, social, or psychological consequences. The scale focuses specifically on interoceptive fear—the fear of sensations originating within the body.

The scale items cover a range of common autonomic and somatic symptoms associated with anxiety, such as cardiovascular changes (heart palpitation), respiratory discomfort (shortness of breath), gastrointestinal distress (nausea, “butterflies”), and neurological symptoms (dizziness, numbness). The BSQ assumes that the individual’s emotional reaction (fear/distress) to these benign somatic sensations is the core component driving panic attacks and subsequent avoidance.

Validity

The Body Sensations Questionnaire demonstrates robust psychometric properties across numerous studies. It exhibits strong concurrent validity, correlating highly with other established measures of anxiety and panic proneness, such as the Anxiety Sensitivity Index (ASI) and measures of agoraphobic avoidance. Furthermore, the BSQ shows excellent discriminative validity; scores effectively distinguish between patients diagnosed with Panic Disorder, other anxiety disorders, and non-clinical control groups.

Predictive validity is evident in its ability to forecast the onset, severity, and maintenance of panic attacks. Changes in BSQ scores over the course of treatment, particularly Cognitive Behavioral Therapy (CBT), often correspond directly to reductions in panic frequency and severity, underscoring its utility as an outcome measure.

Reliability

The BSQ possesses high internal consistency, typically reported with Cronbach’s alpha coefficients ranging from 0.90 to 0.94 in clinical samples. This high coefficient indicates that the 17 items reliably measure a single underlying construct (fear of body sensations).

Test-retest reliability is also generally strong, suggesting that the BSQ provides stable measurements over reasonable periods (e.g., several weeks) in the absence of therapeutic intervention. This stability makes it suitable for baseline assessment and for tracking long-term changes in anxiety sensitivity.

Factor Analysis

Early factor analytic studies of the BSQ, including those conducted by the scale’s author, Dianne L. Chambless, generally support a unidimensional structure. This structure suggests that all items contribute to a single, overarching factor representing the fear of bodily arousal symptoms. Subsequent research has confirmed this dominant single factor, although some studies have occasionally identified minor sub-factors corresponding to specific bodily systems (e.g., cardiac/respiratory versus gastrointestinal). However, for clinical interpretation, the total score remains the most widely accepted and utilized measure of fear of body sensations.

Instrument

Test Type: Self-report Questionnaire

Format: Paper-and-pencil or Digital Administration; 17 core items rated on a 5-point Likert scale.

Language Available: English (Original); numerous translations (e.g., Spanish, German, Dutch) have been validated in research settings.

Population Group: Clinical populations suffering from anxiety disorders, particularly Panic Disorder and Agoraphobia, and non-clinical adults.

Age Group: Adolescents and Adults (typically 18+).

Population Details: The BSQ is widely used in college student samples for research purposes and in clinical settings for assessing panic-prone patients.

Test Methodology: Respondents are asked to rate how afraid they are of experiencing each specific body sensation when they are nervous or in a feared situation, using a scale ranging from 1 (Not at all) to 5 (Extremely).

Keywords

psychological assessment, self-report, interoception, panic attacks, clinical psychology, cognitive-behavioral therapy, arousal, fear of symptoms.

Authors

Author ORCID Identifier: N/A (Information not universally available for 1984 publication)

Affiliation Email addresses: N/A

Correspondence Address: Dianne L. Chambless, Ph.D., Department of Psychology, University of Pennsylvania (Affiliation at time of publication).

Permissions & Fee and Test Year

The Body Sensations Questionnaire (BSQ) was copyrighted in 1984 by Dianne L. Chambless. The scale is frequently used in academic research and clinical practice. Researchers typically find the scale available for use without charge, provided proper citation is given to the original author and publication. The original PDF can be downloaded here: http://www.psych.upenn.edu/ha‎vingdchamb/questionnaires/BSQ.pdf

Reference’s

• Chambless, D. L., Caputo, G. C., Bright, P., & Gallagher, R. (1984). Assessment of fear in agoraphobics: The Body Sensations Questionnaire and the Agoraphobic Cognitions Questionnaire. Unpublished manuscript, University of Pennsylvania.
• Taylor, S. (1999). Assessment of anxiety sensitivity: The Anxiety Sensitivity Index. In M. Hersen (Ed.), Assessment of Clinical Disorders (pp. 317-341). Pergamon.

Items of the Body sensations Questionnaire BSQ

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

Below list of specific body sensation that may occur when you are nervous or in feared situation. Please mark down how afraid each you are these filling. Use the following five point scale:

Frightened by this sensation ….