Children Belief about Parental Divorce Scale (CBAPS)

Abstract

The Children's Beliefs About Parental Divorce Scale (CBAPS) is a seminal psychometric assessment instrument developed by Lawrence A. Kurdek and Berthold Berg (1983, 1987) to quantify cognitive appraisals, subjective interpretations, and maladaptive belief systems held by children and adolescents experiencing marital dissolution. Rooted in cognitive-behavioral appraisal theory and developmental psychopathology, the CBAPS conceptualizes divorce adjustment not merely as an acute environmental stressor, but as an interactive process mediated by the child's internal representations and cognitive schemas. The instrument comprises 36 self-report items evaluated through a dichotomous response format ("Yes" versus "No") designed to detect problematic cognitive distortions and adjustment vulnerabilities across six distinct structural dimensions: Peer Ridicule and Avoidance, Fear of Abandonment, Hope of Reunification, Paternal Blame, Maternal Blame, and Self-Blame.

Extensive psychometric investigations have established that the CBAPS demonstrates robust construct, convergent, and discriminant validities, correlating systematically with measures of child depression, manifest anxiety, internalizing and externalizing behavioral problems, and perceived self-competence. Internal consistency coefficients across subscales range from moderate to strong (α = .54 to .78), reflecting the nuanced, developmentally contingent nature of specific cognitive domains (e.g., lower internal consistency for self-blame among younger children vs. elevated consistency for parental blame and reunification fantasies). Test-retest reliability across multi-week intervals ranges from .41 to .72, indicating stable cognitive schemas that remain clinically sensitive to therapeutic modification. Widely utilized in clinical child psychology, family therapy, forensic custody evaluations, and educational welfare contexts—such as the UK's Children and Family Court Advisory and Support Service (CAFCASS)—the CBAPS remains an essential tool for identifying children at elevated risk for divorce-related psychopathology and guiding targeted cognitive-behavioral interventions.

Keywords

Children's Beliefs About Parental Divorce Scale, CBAPS, Lawrence A. Kurdek, cognitive appraisals, divorce adjustment, child psychopathology, self-blame, fear of abandonment, hope of reunification, parental alienation, psychometrics

Authors

The CBAPS was conceptualized, developed, and psychometrically standardized by Lawrence A. Kurdek, Ph.D., and Berthold Berg, Ph.D.

• Lawrence A. Kurdek, Ph.D. (1951–2009): A highly distinguished developmental psychologist and Professor of Psychology at Wright State University (Dayton, Ohio, USA). Dr. Kurdek was an internationally renowned scholar in family psychology, childhood cognitive development, attachment relationships, marital dissolution, and the developmental dynamics of diverse family constellations. His pioneering longitudinal investigations into the cognitive and social mediators of children's divorce adjustment laid the empirical foundation for modern clinical family assessment.
• Berthold Berg, Ph.D.: Clinical child psychologist and developer of clinical intervention materials, child psychological tests, and therapeutic games addressing divorce, anxiety, and depression in pediatric populations. Dr. Berg contributed significantly to translating cognitive-behavioral therapeutic constructs into psychometrically sound diagnostic instruments for youth.

Purpose

The primary purpose of the Children's Beliefs About Parental Divorce Scale (CBAPS) is to systematically evaluate, identify, and measure the extent to which children harbor dysfunctional, irrational, or clinically problematic beliefs regarding their parents' separation or divorce. While traditional divorce research in the mid-to-late 20th century primarily captured overt behavioral indices—such as academic deterioration, conduct disturbances, or generalized somatic distress—Kurdek and Berg identified a diagnostic void: the absence of an instrument specifically measuring the intermediate cognitive appraisals that mediate environmental stress and long-term socioemotional psychopathology.

From an applied clinical perspective, the CBAPS serves multiple distinct assessment and intervention functions:

• Diagnostic Screening: Identifying subclinical and clinical cognitive vulnerability factors in children aged 8 to 18 years experiencing parental separation.
• Treatment Planning and Formulation: Assisting cognitive-behavioral therapists in isolating specific distorted schemas (e.g., omnipotent self-blame or pathological fear of complete abandonment) that require therapeutic restructuring, reality testing, or psychoeducation.
• Forensic and Family Custody Evaluations: Offering objective psychometric data regarding a child's internal representations of parental culpability (e.g., disproportionate maternal vs. paternal blame) and peer alienation, which frequently inform family dispute resolution, guardian ad litem reports, and custodial mediation.
• Educational and School Welfare Interventions: Enabling school psychologists, clinical social workers, and counseling personnel to assess peer-related avoidance and social stigmatization associated with family dissolution.
• Empirical Research: Providing developmental and family psychologists with a standardized, empirically validated metric to explore transactional models of child development, longitudinal divorce trajectories, and resilience factors.

Psychological Construct

The CBAPS operationalizes cognitive adjustment to divorce as a multi-faceted construct consisting of distinct cognitive distortions, attributional styles, and perceived environmental threats. Rather than viewing children's reactions as a unitary depressive or anxious response, the instrument differentiates six distinct psychological dimensions, each reflecting an established developmental vulnerability:

1. Peer Ridicule and Avoidance

This dimension assesses the child's perception of social stigma, shame, and fear of negative evaluation by peers regarding their parents' marital failure. Children experiencing elevated scores in this domain anticipate interpersonal mockery, exhibit social withdrawal, and perceive themselves as socially alienated or fundamentally "different" from peers in intact families. This construct directly reflects the social anxiety and avoidance schemas that impede normative peer socialization during critical developmental stages.

2. Fear of Abandonment

This subscale measures catastrophic expectations of total parental desertion, existential insecurity, and catastrophic loss of primary attachment figures. Rooted in attachment disruption, high scores reflect pervasive terror that if parents can fall out of love with each other, they can likewise terminate their emotional attachment or physical custody of the child. It captures catastrophic ideations such as being placed in foster care, sent to live with distant relatives, or left completely without guardianship.

3. Hope of Reunification

This subscale captures irrational reconciliation fantasies and persistent denial of the finality of marital dissolution. While developmentally normative immediately following parental separation, the persistent, rigid maintenance of reunification beliefs represents a severe maladaptive defense mechanism. High scores reflect beliefs that the divorce is a temporary aberration, that parents will recognize their error, or that the child can engineer parental reunion through exemplary personal behavior. This construct obstructs the psychological mourning process and delays realistic emotional adaptation.

4. Paternal Blame

This scale isolates an asymmetrical attribution of fault, hostility, and destructive culpability toward the father. High scores indicate an externalizing attributional schema wherein the father is cast as the primary antagonist, instigator of domestic hostility, and singular cause of familial disintegration. In clinical and forensic settings, elevated paternal blame often intersects with parental alignment, triangulation, or systemic parental alienation dynamics.

5. Maternal Blame

Analogous to paternal blame, this dimension measures the unidirectional attribution of fault, hostility, and responsibility toward the mother. High scores characterize the mother as malicious, disruptive, or morally culpable for the marital collapse. Assessing both parental blame subscales independently allows clinicians to detect whether the child demonstrates balanced realism, unilateral alignment with one parent, or pervasive interpersonal hostility directed toward both parental figures.

6. Self-Blame

Self-blame captures the omnipotent, egocentric attribution of marital disruption to the child's own behavior, thoughts, or existence. Developmentally characteristic of preoperational and early concrete operational cognition, self-blame manifests as catastrophic beliefs that parental conflict was precipitated by the child's misbehavior, academic difficulties, or mere presence (e.g., "My parents would probably still be living together if it weren't for me"). Elevated self-blame is strongly correlated with clinical depression, severe internalizing distress, somatic pathology, and debilitating feelings of existential guilt.

Theoretical Framework

The CBAPS is constructed upon the convergence of several major theoretical paradigms in developmental and clinical psychology:

Cognitive Appraisal Theory

Drawing directly from the transactional stress and coping model of Richard Lazarus and Susan Folkman (1984), the CBAPS posits that divorce is not an objective, uniform stressor that mechanically dictates psychological outcome. Instead, the psychological impact is determined by primary cognitive appraisal (evaluating the divorce as a threat, irreversible loss, or manageable challenge) and secondary appraisal (evaluating one's personal resources, control, and coping efficacy). Problematic beliefs measured by the CBAPS represent dysfunctional primary appraisals that frame the divorce in terms of catastrophic interpersonal threat (abandonment, peer ridicule) and catastrophic personal responsibility (self-blame).

Beckian Schema Theory and Rational Emotive Frameworks

The scale integrates Aaron Beck's cognitive theory of psychopathology and Albert Ellis's Rational Emotive Behavior Therapy (REBT). Maladaptive beliefs regarding divorce are conceptualized as latent, distorted cognitive schemas or irrational absolutist beliefs. When activated by domestic conflict or legal transitions, these schemas generate cognitive distortions such as personalization (self-blame), catastrophizing (abandonment), and polarized thinking (splitting parents into blameless victims vs. evil persecutors). Modifying these maladaptive schemas through cognitive restructuring serves as the therapeutic core of divorce counseling.

Developmental Egocentrism and Structural-Developmental Theory

The theoretical architecture of the CBAPS is heavily informed by Jean Piaget's developmental stages and Robert Selman's social role-taking theory. Preadolescent children frequently demonstrate cognitive egocentrism, wherein they lack the metacognitive capacity to understand complex, multi-causal interpersonal adult relationships. Consequently, young children default to phenomenalistic causality, linking external parental fighting directly to their own proximate transgressions. As children transition into formal operational thinking, self-blame typically declines, giving way to more complex, externalized, or systemic interpersonal attributions.

Attachment Theory

From John Bowlby's attachment perspective, parental divorce represents a seismic rupture of the child's "secure base." The CBAPS subscales—most notably Fear of Abandonment and Hope of Reunification—measure defensive strategies designed to manage attachment anxiety. Reunification fantasies represent a protest phase attempting to restore the lost attachment structure, whereas fear of total desertion indicates profound attachment insecurity and internal working models of the self as unlovable and caregivers as fundamentally unreliable.

Validity

Empirical validation studies conducted by Kurdek, Berg, and subsequent researchers have established comprehensive validity profiles for the CBAPS across clinical and community samples.

Construct and Factorial Validity

Construct validity was initially established by Kurdek and Berg (1983, 1987) through principal components and confirmatory structural analyses. The empirical emergence of six distinct, theoretically congruent factors confirmed that children's cognitive appraisals of divorce do not collapse into a unidimensional distress factor, but function across distinct cognitive domains. Subsequent confirmatory factor analytic studies have verified the integrity of the six-factor architecture across various age cohorts.

Convergent Validity

The CBAPS demonstrates robust convergent validity with well-established psychometric batteries measuring pediatric psychopathology and emotional maladjustment:

• Depression: Total CBAPS problematic belief scores correlate significantly and positively with the Children's Depression Inventory (CDI; Kovacs), with the Self-Blame and Fear of Abandonment subscales demonstrating the strongest associations (r values ranging from .38 to .52, p < .001).
• Anxiety: Significant positive correlations exist between CBAPS Fear of Abandonment, Peer Ridicule, and scores on the Revised Children's Manifest Anxiety Scale (RCMAS; Reynolds & Richmond), confirming that threat-related appraisals drive internalizing physiological and emotional anxiety symptoms.
• Behavioral Adjustment: Significant correlations have been documented between CBAPS parental blame scores and the externalizing and aggressive scales of the Child Behavior Checklist (CBCL; Achenbach), as well as teacher-rated behavioral maladjustment in classroom settings.
• Locus of Control: The CBAPS Self-Blame and Hope of Reunification subscales correlate inversely with internal locus of control on the Nowicki-Strickland Locus of Control Scale, indicating that irrational divorce beliefs are associated with generalized external helplessness or illusory omnipotence.

Discriminant Validity

The CBAPS effectively discriminates between children from divorced households who exhibit positive psychosocial adjustment and those referred for clinical intervention. Clinical samples consistently demonstrate statistically significant elevations across total CBAPS scores, Self-Blame, and Fear of Abandonment compared to non-clinical peers matched for socio-demographic variables and time elapsed since parental separation. Furthermore, the scale demonstrates discriminant validity by exhibiting minimal, non-significant correlations with general intellectual ability (IQ) and academic achievement test scores, confirming that CBAPS measures emotional-cognitive appraisals rather than cognitive aptitude.

Reliability

The psychometric evaluation of the CBAPS indicates satisfactory to robust internal consistency and temporal stability, particularly given the developmental heterogeneity of child respondents and the dichotomous response format.

Internal Consistency (Cronbach's Alpha)

In the seminal standardization and validation cohorts published by Kurdek and Berg (1987), the subscale internal consistency coefficients (α) were determined as follows:

• Peer Ridicule and Avoidance: α = .62
• Fear of Abandonment: α = .73
• Hope of Reunification: α = .78
• Paternal Blame: α = .78
• Maternal Blame: α = .77
• Self-Blame: α = .54

The relatively modest alpha coefficient for the Self-Blame subscale (.54) is a documented phenomenon in developmental psychometrics. Self-blame items capture a broad spectrum of guilt manifestations, ranging from subtle behavioral interference (e.g., misbehavior provoking arguments) to existential guilt (e.g., wishing one were never born). When stratified by age, the internal consistency of Self-Blame increases significantly among older children (ages 11–16; α > .68), reflecting greater cognitive consolidation. The total scale composite reliability across all 36 items consistently surpasses α = .82 to .86, demonstrating exceptional reliability for overall problematic belief burden.

Test-Retest Reliability

Temporal stability assessments conducted over multi-week intervals (ranging from 8 to 10 weeks) demonstrate moderate to high stability coefficients, confirming that the CBAPS captures enduring cognitive beliefs rather than fleeting emotional states:

• Peer Ridicule and Avoidance: r = .41
• Fear of Abandonment: r = .53
• Hope of Reunification: r = .51
• Paternal Blame: r = .72
• Maternal Blame: r = .51
• Self-Blame: r = .43

The high stability of Paternal Blame (r = .72) indicates that externalized negative attributions toward non-residential fathers often crystallize into persistent relational schemas, whereas Peer Ridicule and Self-Blame display greater situational fluidity and responsiveness to immediate socio-environmental and therapeutic shifts.

Factor Analysis

The structural composition of the CBAPS was empirically derived through rigorous exploratory factor analysis (EFA) and substantiated via confirmatory factor modeling.

Initial Exploratory Factor Structure

Kurdek and Berg initiated scale development by generating an extensive item pool reflecting common clinical themes identified in qualitative child interviews (Kurdek & Siesky, 1979, 1980). A principal components analysis with varimax rotation was conducted on responses from elementary and middle school children. The mathematical criteria—including the Kaiser-Guttman rule (eigenvalues > 1.0) and Cattell's scree test—isolated six robust, clinically interpretable factors accounting for over 45% of the total variance.

Item Factor Loadings

Item selection was governed by stringent factor-loading criteria: items were retained only if they demonstrated a primary factor loading of ≥ .40 on their designated theoretical construct and cross-loadings of ≤ .25 on non-target factors. Each factor definitively absorbed 6 distinct items, resulting in a balanced 36-item instrument with an orthogonal six-factor structure:

• Factor 1: Maternal Blame (Primary loadings: .52 to .78; e.g., Item 22: "My mother caused most of the trouble").
• Factor 2: Paternal Blame (Primary loadings: .55 to .81; e.g., Item 20: "My father caused most of the trouble in my family").
• Factor 3: Hope of Reunification (Primary loadings: .48 to .76; e.g., Item 29: "I sometimes think that my parents will one day live together again").
• Factor 4: Fear of Abandonment (Primary loadings: .46 to .74; e.g., Item 15: "I sometimes worry that I'll be left all alone").
• Factor 5: Peer Ridicule and Avoidance (Primary loadings: .41 to .69; e.g., Item 1: "It would upset me if other kids asked a lot of questions about my parents").
• Factor 6: Self-Blame (Primary loadings: .40 to .65; e.g., Item 36: "My parents would probably still be living together if it weren't for me").

Confirmatory Structural Invariance

Subsequent psychometric evaluations utilizing confirmatory factor analysis (CFA) have validated the adequacy of the six-factor correlated model. Goodness-of-fit indices across published empirical studies generally demonstrate acceptable model fit: comparative fit index (CFI) > .90, Tucker-Lewis Index (TLI) > .89, and root mean square error of approximation (RMSEA) ≤ .055 to .062. The six-factor correlated model consistently outperforms alternative unidimensional or two-factor models (internalizing vs. externalizing attributions), proving that children differentiate distinct relational targets (mother, father, self, peers) in their divorce appraisals.

Instrument / Measurement Tool

• Instrument Name: Children's Beliefs About Parental Divorce Scale (CBAPS).
• Original Authors: Lawrence A. Kurdek, Ph.D., and Berthold Berg, Ph.D. (1983, 1987).
• Assessment Type: Standardized, direct-administered child self-report questionnaire.
• Target Population / Age Range: Children and adolescents aged 8 to 18 years whose parents are separated or divorced. For younger children (ages 8–10) or those with reading difficulties, clinical administration guidelines permit examiners to read items aloud while the child follows along and records responses.
• Administration Duration: Approximately 10 to 20 minutes.
• Total Number of Items: 36 items.
• Subscales (6 items each):
  • Peer Ridicule and Avoidance: Items 1, 7, 13, 19, 25, 31
  • Fear of Abandonment: Items 3, 9, 15, 21, 27, 33
  • Hope of Reunification: Items 5, 11, 17, 23, 29, 35
  • Paternal Blame: Items 2, 8, 14, 20, 26, 32
  • Maternal Blame: Items 4, 10, 16, 22, 28, 34
  • Self-Blame: Items 6, 12, 18, 24, 30, 36
• Response Format: Forced-choice dichotomous format ("Yes" or "No").
• Scoring and Keying System:
  • The instrument is keyed specifically to detect problematic responding (responses indicating cognitive distortions, unrealistic reconciliation hopes, abandonment terror, or pathological blame).
  • Each item answered in the keyed problematic direction is assigned a score of 1 point. Non-problematic responses receive 0 points.
  • Keyed "Yes" for Problematic Belief (Score = 1): Items 1, 2, 3, 4, 6, 9, 11, 12, 14, 15, 16, 17, 18, 19, 20, 22, 23, 27, 29, 30, 35, and 36.
  • Keyed "No" for Problematic Belief (Score = 1): Items 5, 7, 8, 10, 13, 21, 24, 25, 26, 28, 31, 32, 33, and 34.
  • Subscale Scores: Summed points within each subscale range from 0 to 6. Higher subscale scores denote greater pathology or maladaptive cognitive distortion in that domain.
  • Total Problematic Score: Summation of all 36 items, yielding an aggregate problematic belief index ranging from 0 to 36.

Permissions & Fee and Test Year

The Children's Beliefs About Parental Divorce Scale was formally published in peer-reviewed psychometric literature in 1987 (following its conceptual development in 1983). The foundational psychometric validation appeared in the Journal of Consulting and Clinical Psychology (Kurdek & Berg, 1987).

The CBAPS was placed into the scholarly domain for clinical, research, and educational purposes and is broadly reproduced in seminal reference sourcebooks, notably Joel Fischer and Kevin J. Corcoran's Measures for Clinical Practice and Research: A Sourcebook (4th ed., Oxford University Press, 2007, Vol. 1, pp. 471–473). It has been integrated into publicly funded clinical tools, including official practice materials utilized by the United Kingdom's Children and Family Court Advisory and Support Service (CAFCASS).

No commercial royalties or proprietary user fees are required for non-commercial research, academic inquiry, or clinical practice, provided the instrument is cited appropriately according to academic standards. Commercial republishing, inclusion in proprietary digital health software, or commercial syndication requires copyright clearance from the original publisher (American Psychological Association) or current literary executors.

References

The academic validation, clinical application, and theoretical foundations of the CBAPS are documented across the following peer-reviewed publications and sourcebooks:

• Fischer, J., & Corcoran, K. J. (2007). Measures for clinical practice and research: A sourcebook (4th ed., Vol. 1, pp. 471–473). Oxford University Press.
• Kurdek, L. A. (1981). An integrative perspective on children's divorce adjustment. American Psychologist, 36(8), 856–866. https://doi.org/10.1037/0003-066X.36.8.856
• Kurdek, L. A. (1987). Children's adjustment to parental divorce: An ecological perspective. Advances in Family Intervention, Assessment and Theory, 1, 1–31.
• Kurdek, L. A., & Berg, B. (1983). Correlates of children's adjustment to their parents' divorces. In L. A. Kurdek (Ed.), Children and divorce (New Directions for Child and Adolescent Development, No. 19, pp. 47–60). Jossey-Bass. https://doi.org/10.1002/cd.23219831905
• Kurdek, L. A., & Berg, B. (1987). Children's beliefs about parental divorce scale: Psychometric characteristics and concurrent validity. Journal of Consulting and Clinical Psychology, 55(5), 712–718. https://doi.org/10.1037/0022-006X.55.5.712
• Kurdek, L. A., Blisk, D., & Siesky, A. E. (1981). Correlates of children's long-term adjustment to their parents' divorce. Developmental Psychology, 17(5), 565–579. https://doi.org/10.1037/0012-1649.17.5.565
• Kurdek, L. A., & Siesky, A. E. (1979). An interview study of parents' perceptions of their children's reactions and adjustment to divorce. Journal of Divorce, 3(1), 5–17. https://doi.org/10.1300/J279v03n01_02
• Kurdek, L. A., & Siesky, A. E. (1980). Children's perceptions of their parents' divorce. Journal of Divorce, 3(4), 339–378. https://doi.org/10.1300/J279v03n04_04
• Lazarus, R. S., & Folkman, S. (1984). Stress, appraisal, and coping. Springer Publishing Company.

13. Items of the Scale (Questionnaire)