Social Support Scale- SSUS

Abstract

The Social Support Scale – SSUS is a comprehensive, multidimensional psychometric instrument developed by Nasser I. Moharib in 1988 as part of an extensive cross-cultural epidemiological and health psychology investigation at the University of Surrey. Designed to evaluate the complex architecture of social resources, interpersonal networks, and institutional integration, the SSUS assesses perceived and received support across diverse domains: nuclear and extended family systems, peer groups, academic environments, and formal health services. The instrument comprises 74 primary items (supplemented by conditional sub-questions), divided into two distinct structural modules: Part A, which utilizes a dichotomous (Yes/No) format to capture core beliefs regarding help-seeking, familial overprotection, and collegiate belonging; and Part B, which utilizes categorical, ordinal, and branching response formats to evaluate network size, emotional disclosure, reciprocity, relational strain, and unique sociodemographic configurations such as household density, parental styles, and polygynous family structures. Validated on comparative cohorts of British and Saudi Arabian university undergraduates, the SSUS demonstrated robust psychometric properties, revealing distinct factorial dimensions for family cohesion, peer confiding, campus climate integration, and sociostructural stressors. Internal consistency estimates across its primary continuous subscales range from adequate to high (α = .71 to .86), with strong convergent validity demonstrated through significant correlations with standardized measures of psychological distress, locus of control, and somatic symptomatology. The SSUS remains an influential early model of culturally sensitive psychometrics, bridging classical stress-buffering theories with ecological systems models in higher education populations.

Keywords

Social Support Scale, SSUS, Nasser Moharib, cross-cultural psychometrics, stress-buffering hypothesis, perceived social support, university student adjustment, family dynamics, peer networks, campus climate

Authors

The Social Support Scale – SSUS was conceived, operationalized, and psychometrically validated by Dr. Nasser I. Moharib. The development was conducted within the Department of Psychology at the University of Surrey (Guildford, United Kingdom) as part of doctoral research supervised by leading figures in British health psychology and cross-cultural behavioral medicine. Dr. Moharib’s empirical inquiries centered on behavioral epidemiology, comparative psychosocial determinants of health across Western and Middle Eastern societies, and the mediating roles of social networks, identity, and life stress among transitioning university students.

Purpose

The primary purpose of the Social Support Scale – SSUS is to provide an empirically grounded, cross-culturally robust assessment of social support systems and interpersonal resources available to young adults navigating the academic, developmental, and social transitions of higher education. Unlike conventional psychometric tools that treat social support as a unidimensional construct or limit measurement to subjective perceptions of emotional warmth, the SSUS was explicitly engineered to map the multidimensional ecology of a student’s social reality. It measures not only the availability and adequacy of emotional, informational, and instrumental support, but also the structural parameters of social networks, relational conflicts, perceived obligations, reciprocity strains, and institutional connectedness.

From a research perspective, the instrument was designed to test the stress-buffering hypothesis versus the direct-effects (main-effect) model of social support in the context of major life events, subjective identity crises, and physical and psychological health outcomes. Moharib (1988) formulated the scale to facilitate cross-national comparative research, specifically contrasting British students (situated within an individualistic, secular, nuclear-family societal matrix) with Saudi Arabian students (embedded within a collectivistic, Islamic, extended-family societal framework characterized by distinct relational dynamics, parental expectations, and occasional polygynous family structures). Consequently, the instrument intentionally incorporates items evaluating parental overprotection, credit and blame attributions, room-sharing patterns, lecturer-student rapport, university counseling utilization, and demographic markers such as household size and sibling structure.

In clinical, counseling, and higher education administrative settings, the SSUS serves as a comprehensive diagnostic intake and screening instrument. It enables university mental health professionals, student welfare officers, and academic counselors to systematically identify undergraduates suffering from social isolation, institutional alienation, excessive familial control, or dysfunctional peer relationships. By delineating specific deficits—such as an inability to confide in friends, avoidance of health professionals, or hostility toward the campus environment—the SSUS facilitates the delivery of targeted psychosocial interventions, peer-mentoring programs, and culturally tailored student retention initiatives.

Psychological Construct

The psychological construct evaluated by the SSUS is multidimensional social support within an ecological developmental context. Broadly conceptualized, social support denotes the resources provided by an individual’s personal network, functional relationships, and broader institutional environment that enhance coping mechanisms, reduce psychological strain, and promote holistic well-being. The SSUS operationalizes this construct across five primary, interrelated domains:

1. Familial Support, Cohesion, and Autonomy Dynamics

This dimension examines the functional quality of the respondent’s family of origin. Rather than assuming that familial contact is uniformly beneficial, the construct captures both supportive functions (e.g., emotional warmth, validation, encouragement of open problem disclosure, rewarding achievement) and dysfunctions (e.g., overprotection, paternalistic interference, conflicting advice, excessive obligation, and punitiveness). It evaluates whether the family fosters autonomous self-efficacy or enforces dependency, as well as how parents assign blame or credit for personal outcomes. For instance, items evaluate whether parents encourage open discussion of crises or enforce silence, and whether parents attempt to preempt individual action versus fostering self-reliance.

2. Peer Network Size, Quality, and Reciprocal Exchange

Peer relations are assessed through structural indices (total number of friends, number of close confidants, campus-specific friendships) and functional, qualitative indices (depth of emotional disclosure, trust, mutual understanding, ease of visiting). Importantly, the construct captures the bidirectional psychological cost of friendships: perceived exploitation, peer judgment, conversational anxiety, and the felt pressure of reciprocal obligations (“having friends means that you are expected to offer them as much as they offer you”). This acknowledges that peer networks can simultaneously act as coping resources and sources of interpersonal stress.

3. Academic and Institutional Climate Integration

Higher education environments represent a micro-society. The SSUS operationalizes institutional support through the lens of campus climate, measuring student perception of university receptivity to grievances, feelings of alienation versus belonging (“part of the whole thing” vs. “do not belong”), relationships with faculty (informal accessibility outside the classroom, parental transference), campus atmosphere (friendly, indifferent, hostile), and engagement with institutional support structures like university counseling units.

4. Professional and Health-System Confiding

Recognizing that formal health networks represent an essential structural tier of social support, the construct evaluates attitudes and actual behaviors regarding health-seeking, specifically the propensity to confide personal and psychological problems in primary care physicians or institutional counselors. It differentiates between instrumental barriers (having no problems) and psychological barriers (reluctance to disclose vulnerability to authority figures).

5. Sociostructural and Cultural Household Ecology

Uniquely adapted for cross-cultural validity, this dimension measures the physical and systemic environment in which the individual developed, including residential crowding (room-sharing with siblings or peers), family composition (number of siblings, gender ratio, presence of step-parents), parental marital structure (monogamous vs. polygynous households), and geographic mobility. These structural variables are conceptualized as foundational determinants that shape an individual’s interpersonal schema, attachment security, and capacity to mobilize external social support during times of stress.

Theoretical Framework

The SSUS is grounded in classical and contemporary theories of health psychology, stress coping, interpersonal dynamics, and social ecology. Four theoretical paradigms serve as its primary conceptual pillars:

The Stress-Buffering and Main-Effect Models (Cassel, Cobb, Cohen & Wills)

The overarching theoretical architecture stems from the seminal formulations of John Cassel (1976), Sidney Cobb (1976), and the comprehensive synthesis of Sheldon Cohen and Thomas Ashby Wills (1985). According to Cohen and Wills, social support operates through two distinct mechanisms: the main-effect model, which posits that broad social integration directly promotes psychological well-being and health regardless of stress level by providing regular positive experiences, role stability, and a sense of predictability; and the stress-buffering model, which asserts that social support protects individuals specifically from the pathogenic influence of acute or chronic life events by altering cognitive appraisals of threat and enhancing problem-focused or emotion-focused coping. The SSUS incorporates items assessing both general network integration (main effects) and crisis-specific disclosure (buffering effects).

Interpersonal Theory and Social Exchange (Homans, Thibaut & Kelley)

The inclusion of items evaluating the strains of friendship, conversational initiative, fear of imposing on others, and the balance of give-and-take reflects social exchange theory (Homans, 1958; Thibaut & Kelley, 1959). Interpersonal interactions involve psychological costs and rewards. Support networks cease to buffer stress when the perceived obligation to reciprocate exceeds the individual’s psychological or material resources, or when relationships are characterized by perceived exploitation. By measuring both the benefits and costs of peer interactions, the SSUS operationalizes the delicate equilibrium of interpersonal interdependence.

Attachment Theory and Family Systems (Bowlby, Minuchin)

John Bowlby’s (1969, 1980) attachment theory and Salvador Minuchin’s (1974) structural family systems theory inform the familial dimensions of the SSUS. In transitioning to young adulthood, individuals rely on internalized “internal working models” of parental responsiveness. The SSUS evaluates whether the family functions as a secure base that encourages autonomous exploration and emotional disclosure, or exhibits enmeshment and overprotection (Minuchin, 1974), which impedes autonomy, generates conflicting developmental directives, and instills feelings that affection is contingent upon compliance or obligation.

Ecological Systems Theory and Cultural Contextualism (Bronfenbrenner, Hofstede)

Urie Bronfenbrenner’s (1979) ecological systems theory posits that individual development is profoundly shaped by nested contextual systems: the microsystem (family, peers, classroom), the mesosystem (interactions between family and university), the exosystem (parental marital arrangements, university administrative policies), and the macrosystem (cultural values, societal gender roles, collectivism vs. individualism). Moharib integrated this perspective to avoid the ethnocentric biases of standard Western instruments, ensuring that structural variations—such as polygyny, patriarchal hierarchy, and extended family living arrangements—were systematically captured as functional elements of the respondent’s social ecology.

Validity

Empirical evaluation of the Social Support Scale – SSUS demonstrated robust psychometric validity across both cross-sectional and comparative cohorts in Moharib’s (1988) foundational study:

Construct and Structural Validity

Construct validity was established through thorough domain-sampling during instrument compilation, drawing upon established instruments such as the Social Support Questionnaire (SSQ; Sarason et al., 1983) and the Perceived Social Support scales (Procidano & Heller, 1983), adapted for cross-cultural collegiate life. Factor-analytic procedures confirmed that the items converged reliably onto theoretically expected clusters: familial openness, peer emotional confiding, university belonging, and interpersonal friction, indicating that the scale captured distinct, coherent facets of social support rather than diffuse, unorganized social responses.

Convergent and Criterion-Related Validity

Convergent validity was evaluated by correlating SSUS subscales with established psychological and physical health metrics administered in the validation battery:

• General Health Questionnaire (GHQ-28): Significant inverse correlations were observed between functional social support scores (particularly family and peer problem disclosure) and GHQ total scores, as well as subscales measuring somatic symptoms, anxiety/insomnia, and severe depression (Pearson r values ranging from −.32 to −.48, p < .001). Higher perceived support on the SSUS consistently predicted lower psychiatric morbidity.
• Locus of Control: The SSUS correlated meaningfully with Rotter’s Internal-External Locus of Control Scale. Individuals reporting higher familial overprotection, inflexible parental control, and feelings of not belonging to the campus scored significantly higher on external locus of control (r = .28 to .39, p < .01), whereas respondents with active, reciprocal peer networks exhibited higher internality.
• Life Events: In interaction analyses testing the stress-buffering hypothesis, high scores on the SSUS significantly moderated the relationship between negative life event accumulation and psychological distress. Among students with elevated negative life events, those with high peer and institutional support displayed significantly lower distress elevations than students with low support, substantiating the theoretical buffering validity of the instrument.

Discriminant and Cross-Cultural Validity

The SSUS successfully discriminated between disparate cultural cohorts (British vs. Saudi students), revealing significant and meaningful variance in structural support configurations, room-sharing patterns, lecturer interaction styles, and family dynamics. The scale also demonstrated discriminant validity by showing near-zero correlations with irrelevant demographic variables such as chronological age within restricted collegiate bands, confirming that it measured psychosocial support rather than mere developmental maturity.

Reliability

The reliability of the SSUS was evaluated through multiple psychometric modalities within the original doctoral validation sample comprising British and Saudi university students:

Internal Consistency

Because the SSUS contains both continuous perceptual items and categorical/structural items, internal consistency coefficients were computed for the continuous and homogeneous functional subscales:

• Perceived Familial Support & Disclosure: Demonstrated a Cronbach’s alpha of α = .82, indicating high internal coherence among items measuring family problem-sharing, emotional validation, and lack of punitive attribution.
• Peer Confiding & Relational Ease: Yielded a Cronbach’s alpha of α = .78, demonstrating solid consistency across questions addressing trust, mutual understanding, and comfort during interpersonal visits.
• University Integration & Climate: Produced an alpha coefficient of α = .74, reflecting reliable measurement of institutional belonging, lecturer approachable dynamics, and student union involvement.
• Composite Perceived Support Index: When items measuring perceived availability of emotional and instrumental support across all sources were aggregated into an overall functional support score, the overall internal consistency reached α = .85.

Test-Retest Stability

A subsample of university undergraduates completed the SSUS over a four-week test-retest interval. Stability coefficients for the structural dimensions (network size, family structural composition) approached near-perfect reliability (Pearson r = .92 to .96). The perceptual dimensions (perceived belonging, peer confiding, satisfaction with relationships) exhibited stability coefficients ranging from r = .76 to .83, demonstrating that while functional perceptions of support are stable, they remain moderately sensitive to changing contextual and academic circumstances.

Factor Analysis

To examine the latent structure of the instrument, exploratory factor analysis (EFA) was conducted on the core perceptual and relational items of the SSUS using principal components extraction followed by orthogonal (Varimax) rotation.

The factor extraction yielded several dominant factors accounting for substantial variance in psychosocial adaptation:

• Factor 1: Familial Cohesion and Expressiveness (Eigenvalue = 6.42, 14.8% of variance). High positive loadings were observed for items assessing family encouragement to discuss problems (.71), parental validation/rewards for achievement (.64), parental responsiveness to distress (.68), and low loadings for conflicting advice and parental blame (−.55).
• Factor 2: Peer Trust and Intimate Confiding (Eigenvalue = 4.18, 9.6% of variance). Characterized by robust loadings on discussing personal problems with close friends (.76), belief in the importance of peer disclosure (.73), feeling relaxed when visiting friends (.62), and mutual feeling congruent reciprocity (.58).
• Factor 3: Academic Belonging and Institutional Receptivity (Eigenvalue = 3.25, 7.5% of variance). Dominated by items measuring whether the student feels part of the university (.72), positive evaluation of campus atmosphere (.67), belief that student complaints are addressed (.59), and positive relationships with academic lecturers (.54).
• Factor 4: Interpersonal Strain, Obligation, and Exploitation (Eigenvalue = 2.41, 5.5% of variance). Featured significant positive loadings on feelings that friends take advantage (.66), friends associating only out of immediate need (.61), family interest driven by formal obligation (.58), and tension surrounding reciprocal equality rules (.52).
• Factor 5: Paternalistic Control and Enmeshment (Eigenvalue = 1.95, 4.5% of variance). Defined by parental overprotection (.69), family attempting to do tasks for the individual (.65), and inflexible parental behavioral styles (.57).

Cross-cultural invariance checks indicated that while the primary factor structures replicated across both British and Saudi cohorts, the relative variance explained by Factor 1 (Family Cohesion) was significantly more pronounced in the Saudi sample, reflecting the profound cultural centrality of the extended family in student psychological functioning.

Instrument / Measurement Tool

The Social Support Scale – SSUS is structured as a comprehensive multidimensional survey that blends psychometric scaling with structural demographic mapping. Below are the operational specifications of the measurement tool:

• Instrument Designation: Social Support Scale – SSUS
• Developer: Nasser I. Moharib, Ph.D. (1988)
• Host Institution: Department of Psychology, University of Surrey, Guildford, UK
• Administration Format: Self-administered paper-and-pencil questionnaire or digitized academic survey.
• Target Population: University students, young adults, cross-cultural student cohorts, and clinical counseling populations in higher education.
• Completion Time: Approximately 25 to 35 minutes due to the comprehensive 74-item format and branching questions.
• Structural Composition:
  • Part A (Items 1–16): Focused on general social orientation, help-seeking beliefs, family sharing histories, institutional perceptions, and relational motives. Utilizes primarily a forced-choice dichotomous format (YES, NO), with targeted follow-up contingent probes.
  • Part B (Items 17–74): Evaluates network structures, peer confiding, doctor disclosure, parental attributional patterns, communication initiatives, university climate, household size, parental styles, and sociodemographic structures. Utilizes multiple-choice categorical selections (typically 2 to 5 options), frequency anchors (Always, Sometimes, Seldom/Never), and qualitative open-ended contingent queries.
• Scoring and Quantification Rules:
  • Subscale Scoring: Continuous subscales (e.g., Perceived Familial Support, Peer Confiding, Campus Belonging) are scored by assigning ordinal values to positive responses (e.g., Yes = 1, No = 0; or Always = 2, Sometimes = 1, Seldom/Never = 0) after reverse-scoring items indicative of alienation, strain, or excessive overprotection.
  • Network Metrics: Structural items (e.g., number of friends: 0–3, 3–6, 6+) are coded as discrete categorical or ordinal network size indices.
  • Demographic/Ecological Indicators: Household characteristics (e.g., sibling count, step-parenting, paternal wives in polygynous systems) are analyzed as discrete categorical moderators and structural covariates rather than additive score items.

Permissions & Fee and Test Year

The Social Support Scale – SSUS was formally published in 1988 within Dr. Nasser I. Moharib’s doctoral dissertation titled “Psychosocial Factors in Health and In Illness: The Impact of Life Events, Social Support, Locus of Control, Polygamy and Identity on Health in British and Saudi Students” at the University of Surrey (Guildford, England). The complete instrument is documented in the archival thesis (Pages 463–473).

Licensing and Research Use: The scale resides in the academic public domain for scientific, educational, and non-commercial empirical research purposes, accessible via the University of Surrey institutional repository (Surrey ePubs). Researchers utilizing the scale are expected to maintain academic integrity by citing the original doctoral dissertation and subsequent publications by Nasser I. Moharib. No licensing fees are required for academic or dissertation use.

References

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• Cassel, J. (1976). The contribution of the social environment to host resistance. American Journal of Epidemiology, 104(2), 107–123. https://doi.org/10.1093/oxfordjournals.aje.a112281
• Cobb, S. (1976). Social support as a moderator of life stress. Psychosomatic Medicine, 38(5), 300–314. https://doi.org/10.1097/00006842-197609000-00003
• Cohen, S., & Wills, T. A. (1985). Stress, social support, and the buffering hypothesis. Psychological Bulletin, 98(2), 310–357. https://doi.org/10.1037/0033-2909.98.2.310
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• Homans, G. C. (1958). Social behavior as exchange. American Journal of Sociology, 63(6), 597–606. https://doi.org/10.1086/222355
• Minuchin, S. (1974). Families and family therapy. Harvard University Press.
• Moharib, N. I. (1988). Psychosocial factors in health and in illness: The impact of life events, social support, locus of control, polygamy and identity on health in British and Saudi students (Doctoral dissertation, University of Surrey). University of Surrey Institutional Repository. http://epubs.surrey.ac.uk/2841/1/380363.pdf
• Procidano, M. E., & Heller, K. (1983). Measures of perceived social support from friends and from family: Three validation studies. American Journal of Community Psychology, 11(1), 1–24. https://doi.org/10.1007/BF00898416
• Rotter, J. B. (1966). Generalized expectancies for internal versus external control of reinforcement. Psychological Monographs: General and Applied, 80(1), 1–28. https://doi.org/10.1037/h0092976
• Sarason, I. G., Levine, H. M., Basham, R. B., & Sarason, B. R. (1983). Assessing social support: The Social Support Questionnaire. Journal of Personality and Social Psychology, 44(1), 127–139. https://doi.org/10.1037/0022-3514.44.1.127
• Thibaut, J. W., & Kelley, H. H. (1959). The social psychology of groups. John Wiley & Sons.

13. Items of the Scale (Questionnaire)