Sexual Compulsivity Scale

1. Abstract

The Sexual Compulsivity Scale (SCS) is a widely utilized, 10-item self-report psychometric instrument developed by Seth C. Kalichman and colleagues to quantify patterns of recurrent, intrusive sexual thoughts and sexually driven behaviors that occur out of personal control and produce detrimental life consequences. Initially conceptualized within public health paradigms investigating behavioral vectors of HIV/AIDS and sexually transmitted infections (STIs), the instrument captures psychological distress, occupational or relational dysfunction, and diminished volitional inhibition associated with sexual compulsivity. Each item is rated on a 4-point Likert-type scale ranging from 1 (Not at all like me) to 4 (Very much like me), yielding a continuous composite score between 10 and 40. Extensively validated across clinical, non-clinical, sexual minority, and culturally diverse international populations, the SCS exhibits robust psychometric properties, consistently demonstrating high internal consistency (Cronbach’s alpha typically ranging from .84 to .92) and strong test-retest reliability across multiple assessment intervals. Exploratory and confirmatory factor analyses overwhelmingly support an essentially unidimensional latent construct representing sexual compulsivity, though contemporary investigations have occasionally identified nuanced sub-facets capturing intrusive sexual cognitions versus behavioral self-dysregulation. The scale exhibits pronounced convergent validity with measures of hypersexuality, sensation seeking, psychological distress, and impulsivity, alongside robust predictive validity for health-compromising sexual risk practices. Today, the SCS serves as an indispensable measure within epidemiological surveillance, psychiatric diagnosis—particularly in the contextualization of Compulsive Sexual Behavior Disorder (CSBD) under ICD-11—and targeted clinical interventions.

2. Keywords

Sexual Compulsivity Scale, hypersexuality, compulsive sexual behavior disorder, sexual addiction, impulsivity, psychometrics, Seth C. Kalichman, HIV risk behavior, scale validation, factor analysis, out-of-control sexual behavior

3. Authors

The primary author of the Sexual Compulsivity Scale is Seth C. Kalichman, Ph.D., Professor of Psychological Sciences at the University of Connecticut (Department of Psychological Sciences, Institute for Collaboration on Health, Intervention, and Policy [InCHIP], Storrs, Connecticut, USA). Dr. Kalichman is an internationally distinguished clinical and health psychologist whose research focuses on behavioral medicine, sexual health disparities, and global HIV/AIDS prevention and treatment adherence.

Key initial and subsequent co-investigators contributing to the development, structural validation, and behavioral epidemiology of the SCS include:

• David Rompa, M.S. – Center for AIDS Intervention Research (CAIR), Department of Psychiatry and Behavioral Medicine, Medical College of Wisconsin, Milwaukee, WI, USA.
• Eric G. Benotsch, Ph.D. – Department of Psychology, Virginia Commonwealth University, Richmond, VA, USA.
• Jeffrey A. Kelly, Ph.D. – Professor of Psychiatry and Behavioral Medicine, Director of CAIR, Medical College of Wisconsin, Milwaukee, WI, USA.
• Gene G. Abel, M.D. – Behavioral Medicine Institute of Atlanta, Atlanta, GA, USA.
• Steven D. Pinkerton, Ph.D. – Center for AIDS Intervention Research (CAIR), Medical College of Wisconsin, Milwaukee, WI, USA.

4. Purpose

The Sexual Compulsivity Scale was constructed to address a critical empirical gap in clinical psychology, psychiatric nosology, and public health epidemiology: the lack of a brief, psychometrically sound, standardized measurement tool designed to assess unmanageable, hyperactive sexual inclinations without confounding elevated sexual desire with clinical psychopathology. Originally emerging in the mid-1990s amidst the global HIV/AIDS pandemic, researchers observed that a distinct subset of individuals engaged in persistent high-risk sexual practices—such as frequent condomless anal or vaginal intercourse with multiple casual or anonymous partners—despite having comprehensive knowledge regarding pathogen transmission routes.

The principal objective of the SCS is to assess the subjective experience of diminished control over sexual urges, intrusive erotic preoccupation, and the continuity of sexual behaviors despite escalating adverse interpersonal, emotional, legal, or occupational ramifications. Rather than quantifying sexual behavior frequency, orientation, or libidinous drive in isolation, the SCS isolates the compulsive and dysfunctional features of an individual's sexual functioning. It determines the degree to which sexual thoughts and pursuits eclipse foundational social obligations, breach relational agreements, and compromise health.

In clinical practice, the SCS provides mental health practitioners and sexual health specialists with an evidence-based screening mechanism. It aids in the diagnostic conceptualization of Compulsive Sexual Behavior Disorder (as codified in the ICD-11 by the World Health Organization) and hypersexual disorder. By establishing baseline levels of behavioral dysregulation, clinicians can benchmark the efficacy of cognitive-behavioral therapies, mindfulness-based relapse prevention, and pharmacological interventions (e.g., selective serotonin reuptake inhibitors or naltrexone). In epidemiological and academic research, the SCS operates as an explanatory variable predicting transmission trajectories of sexually transmitted infections, the psychological correlates of chemsex or substance-involved sexual encounters, and the intersection between executive dysfunction, emotional dysregulation, and sexual risk-taking.

5. Psychological Construct

The construct of sexual compulsivity encapsulates a psychological phenotype characterized by pervasive, intrusive sexual fantasies, craving states, and an inability to modulate or inhibit sexual behavior, culminating in distress and functional impairment. Grounded in psychological measurement, the construct operationalized by the SCS intersects multiple diagnostic frameworks, including behavioral addiction, obsessive-compulsive spectrum models, and impulse-control disorders.

Core Dimensions of the Construct

• Loss of Volitional Control: The subjective feeling that sexual urges and impulses supersede executive control mechanisms. Individuals describe feeling powerless over their erotic ideation and compulsions, noting that urges feel “stronger than I am” or that they reach levels where they “lose control.” This dimension mirrors the loss of control observed in substance use disorders and gambling disorder.
• Intrusive Preoccupation and Cognitive Interference: The persistent intrusion of sexual imagery, desires, and planning into everyday cognitive tasks. This cognitive saturation interferes with occupational duties (e.g., thinking about sex while at work), educational tasks, and ambient attentional focus, producing significant mental exhaustion and subjective distress.
• Functional and Relational Impairment: The manifest fallout of out-of-control sexual behavior on vocational, romantic, interpersonal, and social commitments. The individual experiences escalating friction in primary intimate partnerships, fails to satisfy foundational commitments, and finds their sexual appetite directly disrupting the cadence of daily life.
• Affective Discrepancy and Internal Struggle: A chronic internal battle between an individual's desired behavioral standards and their actual behavioral execution. This dimension captures the distress born from ego-dystonic sexual enactment—the reality of thinking about sex more than one desires to, accompanied by recurrent attempts and failures to suppress or reduce the behavior.

Distinction from Normative Libido and Sensation Seeking

A crucial conceptual imperative embedded within the construct of sexual compulsivity is its clear psychometric demarcation from normative, high sexual desire and sexual sensation seeking. High sexual desire represents an elevated frequency of physiological and psychological arousal directed toward consenting sexual interaction, accompanied by positive emotional valence and adaptive psychosocial functioning. Sexual sensation seeking, as operationalized by Kalichman's companion instrument (the Sexual Sensation Seeking Scale [SSSS]), reflects a personality trait characterized by an appetite for novel, thrilling, or varied sexual experiences.

In contrast, sexual compulsivity reflects an ego-dystonic state characterized by psychological suffering, avoidance or negative reinforcement (e.g., using sex to palliate acute dysphoria, anxiety, or shame), and destructive behavioral persistence despite adverse life consequences. While an individual scoring high on sexual sensation seeking embraces novelty with curiosity and hedonic enjoyment, a person scoring high on sexual compulsivity frequently experiences their sexual behavior as an urgent, compulsive ritual devoid of sustained relational satisfaction, often leaving them overwhelmed by guilt, distress, and behavioral paralysis.

6. Theoretical Framework

The theoretical architecture underpinning the Sexual Compulsivity Scale is informed by a synthesis of behavioral addiction models, the dual-control model of sexual response, emotional dysregulation paradigms, and cognitive-behavioral schemas of impulse control.

Behavioral Addiction and Reward Deficiency

The SCS draws heavily upon classic addiction theory, initially adapted to out-of-control sexual behavior by theorists such as Patrick Carnes and later refined by Coleman and Kafka. This framework posits that sexual behavior can hijack the mesolimbic dopamine reward pathway in a manner analogous to exogenous psychoactive substances. Over time, classical and operant conditioning processes solidify sexual enactment as a primary coping mechanism. The individual develops psychological tolerance (requiring increasingly frequent, extreme, or novel sexual interactions to achieve identical satiety) and experiences affective withdrawal syndromes characterized by irritability, restlessness, and profound dysphoria when sexual behavior is blocked. The SCS operationalizes the behavioral manifestation of this loop through items measuring failed self-regulation, obsessive cognitive loops, and persistent behavioral persistence despite negative consequences.

The Dual-Control Model of Sexual Response

Formulated by John Bancroft and Erick Janssen at the Kinsey Institute, the Dual-Control Model hypothesizes that sexual arousal and behavior are regulated by a neurobiological balance between the Sexual Excitation System (SES) and the Sexual Inhibition System (SIS). The theoretical model underlying sexual compulsivity suggests that affected individuals suffer from an atypical configuration: an overactive excitation response paired with a pronounced deficit in sexual inhibition mechanisms (specifically SIS1, which concerns inhibition due to threat of performance failure, and SIS2, inhibition due to threat of external consequences). The SCS explicitly measures manifestations of this uncoupled regulation, capturing conditions where sexual appetites outpace inhibitory thresholds in workplace, social, and relationship contexts.

Emotional Dysregulation and Compensatory Coping

Cognitive-behavioral and affective neuroscience frameworks conceptualize sexual compulsivity as an experiential avoidance strategy. Under this paradigm, intrusive sexual thoughts and subsequent compulsive behaviors function as maladaptive, negatively reinforced coping responses designed to numb, distract from, or alleviate painful emotional states—including loneliness, depression, social anxiety, chronic shame, or trauma-related hyperarousal. The temporary reduction in negative affect immediately following sexual release solidifies the compulsive feedback cycle. Items on the SCS measure the disruptive impact of this continuous cycle, assessing how compulsive patterns interfere with daily responsibilities, interpersonal connections, and life goals.

7. Validity

The psychometric validity of the Sexual Compulsivity Scale has been extensively evaluated across clinical, community, online, and high-risk epidemiological samples globally.

Construct and Convergent Validity

Construct validity for the SCS is supported by moderate-to-strong correlations with theoretically congruent measures. Studies cross-validating the SCS against the Hypersexual Behavior Inventory (HBI), the Compulsive Sexual Behavior Inventory (CSBI), and the Carnes Sexual Addiction Screening Test (SAST) have yielded high bivariate correlation coefficients typically ranging between $r = .65$ and $r = .82$ ($p < .001$). Furthermore, the SCS correlates significantly with general psychological indicators of distress, including:

• Depression inventories (e.g., Beck Depression Inventory; $r = .30$ to $.45$)
• Generalized anxiety scales (e.g., GAD-7; $r = .28$ to $.42$)
• Trait impulsivity instruments (e.g., Barratt Impulsiveness Scale [BIS-11]; $r = .35$ to $.51$)
• Neuroticism dimensions on broad personality measures (e.g., NEO-PI-R; $r = .32$ to $.44$)

Discriminant Validity

Discriminant validity has been demonstrated by showing that the SCS measures a psychological construct distinct from normative sexual interest and general sensation seeking. In validation investigations by Kalichman and Rompa (1995, 2001), the correlation between the SCS and the Sexual Sensation Seeking Scale (SSSS) remained consistently moderate ($r = .34$ to $.42$), indicating that while sensation seeking and compulsivity can co-occur, they reflect divergent constructs. Additionally, discriminant validity has been confirmed through weak or non-significant correlations with social desirability scales (e.g., the Marlowe-Crowne Social Desirability Scale, $r = -.11$ to $-.16$), confirming that scores on the SCS are not merely artifacts of impression management or self-deceptive positivity.

Predictive and Criterion-Related Validity

The clinical and epidemiological utility of the SCS is underscored by its predictive power regarding health-risk behaviors. Longitudinal and cross-sectional investigations show that elevated SCS scores reliably predict:

• Higher cumulative numbers of casual and anonymous sexual partners.
• Elevated rates of condomless anal intercourse (CAI) among men who have sex with men (MSM).
• Co-occurring substance use immediately before or during sexual intercourse (chemsex).
• Lifetime history of sexually transmitted infections (STIs) and higher incidence of HIV seroconversion.
• Increased utilization of digital environments, mobile geospatial hookup applications, and cybersex platforms for rapid partner acquisition.

Receiver Operating Characteristic (ROC) analyses conducted in clinical settings differentiate individuals presenting for treatment of compulsive sexual behavior disorder from control populations with areas under the curve (AUC) consistently exceeding $.88$, demonstrating robust diagnostic accuracy.

8. Reliability

The Sexual Compulsivity Scale exhibits strong internal consistency, temporal stability, and measurement invariance across a broad spectrum of populations.

Internal Consistency

Across validation and empirical studies, the 10-item instrument demonstrates high internal consistency coefficients. In initial validation cohorts of urban men who have sex with men, Kalichman and colleagues (1994, 1995) reported Cronbach's alpha ($lpha$) coefficients ranging from $.86$ to $.89$. Subsequent large-scale investigations spanning diverse groups have reinforced these values:

• HIV-positive community samples: $lpha = .89$ to $.91$ (Kalichman & Rompa, 2001).
• Heterosexual clinical and college cohorts: $lpha = .84$ to $.88$.
• International adaptations (e.g., Spanish, Italian, French, Turkish, and Brazilian Portuguese translations): $lpha = .85$ to $.92$.
• McDonald's omega ($\omega$) values, which do not assume tau-equivalence, closely mirror these findings, consistently falling between $.86$ and $.92$.

Corrected item-total correlations across the 10 items typically exceed $.50$, with most items falling between $.58$ and $.76$, indicating that each item contributes meaningfully to the overall scale without excessive redundancy.

Test-Retest Stability

Temporal stability assessments demonstrate that the SCS measures a relatively stable behavioral pattern over time while remaining sensitive to clinical intervention. Test-retest reliability evaluations over intervals ranging from two weeks to three months in non-treatment cohorts yield intraclass correlation coefficients (ICC) and Pearson product-moment correlations ranging from $r = .80$ to $r = .88$. In clinical trials where patients undergo cognitive-behavioral or pharmacotherapeutic treatment, SCS scores decline significantly post-intervention, confirming that the scale is sensitive to therapeutic change.

9. Factor Analysis

The structural dimensionality of the Sexual Compulsivity Scale has been extensively examined using both exploratory factor analysis (EFA) and confirmatory factor analysis (CFA).

Exploratory Factor Analysis (EFA)

In the original scale development by Kalichman et al. (1994, 1995), principal axis factoring and principal components analysis with varimax and oblimin rotations were conducted on the 10 items. Scree plot inspections and eigenvalues-greater-than-one criteria ($Kaiseru2013Guttman ext{ rule}$) unambiguously demonstrated an overwhelming dominant first factor accounting for approximately $45%$ to $54%$ of the total variance. Factor loadings for all 10 items on this primary unrotated factor were uniformly robust, ranging from $.52$ to $.81$, indicating that a single, unified construct accurately describes the underlying variance of the instrument.

Confirmatory Factor Analysis (CFA)

Subsequent structural modeling has supported the tenability of a unidimensional model across multiple populations. In CFA examinations utilizing maximum likelihood or robust weighted least squares (WLSMV) estimation, the single-factor model yields excellent goodness-of-fit indices:

• Comparative Fit Index (CFI): $.95$ to $.98$
• Tucker-Lewis Index (TLI): $.94$ to $.97$
• Root Mean Square Error of Approximation (RMSEA): $.048$ to $.068$ ($90%\text{ CI } [0.038, 0.075]$)
• Standardized Root Mean Square Residual (SRMR): $.031$ to $.045$

Standardized factor loadings ($lambda$) across modern structural equation modeling studies generally fall within the following ranges:

• Item 1 (“My sexual appetite has gotten in the way of my relationships”): $lambda = .68 – .78$
• Item 2 (“My sexual thoughts and behaviors are causing problems in my life”): $lambda = .74 – .84$
• Item 3 (“My desires to have sex have disrupted my daily life”): $lambda = .76 – .85$
• Item 4 (“I sometimes fail to meet my commitments and responsibilities…”): $lambda = .65 – .76$
• Item 5 (“I sometimes get so horny I could lose control”): $lambda = .55 – .68$
• Item 6 (“I find myself thinking about sex while at work”): $lambda = .51 – .64$
• Item 7 (“I feel that sexual thoughts and feelings are stronger than I am”): $lambda = .72 – .81$
• Item 8 (“I have to struggle to control my sexual thoughts and behavior”): $lambda = .78 – .86$
• Item 9 (“I think about sex more than I would like to”): $lambda = .71 – .80$
• Item 10 (“It has been difficult for me to find sex partners…”): $lambda = .42 – .56$

While Item 10 occasionally demonstrates lower loadings in specific demographic sub-samples, it consistently remains within acceptable psychometric thresholds. Some researchers have explored correlated two-factor iterations dividing items into Cognitive Preoccupation/Loss of Control (Items 5, 6, 7, 8, 9) and Adverse Life Consequences (Items 1, 2, 3, 4, 10). However, because the inter-factor correlation between these sub-domains routinely exceeds $r = .80$, empirical consensus maintains that the parsimonious, unidimensional scoring model remains optimal for general research and clinical use.

10. Instrument / Measurement Tool

• Instrument Type: Standardized self-report psychometric rating scale / questionnaire.
• Format: Pen-and-paper, computer-assisted self-interview (CASI), or digital survey administration.
• Item Count: 10 self-contained declarative statements.
• Administration Time: Approximately 2 to 4 minutes.
• Target Population: Adults (aged 18 and older); adaptable to adolescents in specific clinical environments.
• Response Scale: 4-point Likert-type scale:
  • 1 = Not at all like me
  • 2 = Slightly like me
  • 3 = Mainly like me
  • 4 = Very much like me
• Scoring Rules:
  • Composite Sum Score: Calculated by summing the numerical values across all 10 items. Total scores range from a minimum of 10 to a maximum of 40.
  • Mean Item Score: Alternatively, researchers may divide the composite sum by 10 to yield a mean index ranging from 1.0 to 4.0, preserving the original response metric.
  • Reverse Scoring: None. All items are positively keyed toward higher levels of sexual compulsivity.
  • Interpretive Cutoffs: While continuous analysis is standard in research, clinical screening studies commonly utilize a cutoff score of $ge 24$ (composite sum) or $ge 2.4$ (mean item score) to identify individuals at elevated risk for compulsive sexual behavior disorder and sexual risk patterns.

11. Permissions & Fee and Test Year

• Year of Development: 1994–1995 (formal psychometric publication: Journal of Personality Assessment, 1995; refined: 2001).
• Authors / Copyright Holders: Seth C. Kalichman, Ph.D., and David Rompa, M.S.
• Permissions and Accessibility: The Sexual Compulsivity Scale resides in the public academic domain for non-commercial educational, scientific, epidemiological, and clinical research purposes. It is freely accessible to investigators and practitioners without licensing or royalty fees.
• Commercial Usage: For commercial integration, digital healthcare applications, or corporate use, researchers must contact Dr. Seth C. Kalichman (Department of Psychological Sciences, University of Connecticut) to verify appropriate attribution and formal licensing parameters.

12. References

Benotsch, E. G., Kalichman, S. C., & Kelly, J. A. (1999). Sexual compulsivity and substance use in HIV-seropositive men who have sex with men: Prevalence and predictors of high-risk behaviors. Addictive Behaviors, 24(6), 857–868. https://doi.org/10.1016/S0306-4603(99)00018-8

Benotsch, E. G., Kalichman, S. C., & Pinkerton, S. D. (2001). Sexual compulsivity in HIV-positive men and women: Prevalence, predictors, and consequences of high-risk behaviors. Sexual Addiction & Compulsivity: The Journal of Treatment and Prevention, 8(2), 83–99. https://doi.org/10.1080/107201601753459928

Kalichman, S. C., Adair, V., Rompa, D., Multhauf, K., Johnson, J., & Kelly, J. (1994). Sexual sensation-seeking: Scale development and predicting AIDS-risk behavior among homosexually active men. Journal of Personality Assessment, 62(3), 385–397. https://doi.org/10.1207/s15327752jpa6203_1

Kalichman, S. C., & Rompa, D. (1995). Sexual sensation seeking and sexual compulsivity scales: Reliability, validity, and predicting HIV risk behaviors. Journal of Personality Assessment, 65(3), 586–602. https://doi.org/10.1207/s15327752jpa6503_16

Kalichman, S. C., Greenberg, J., & Abel, G. G. (1997). Sexual compulsivity among HIV-positive men who engage in high-risk sexual behavior with multiple partners: An exploratory study. AIDS Care, 9(4), 441–450. https://doi.org/10.1080/09540129799439

Kalichman, S. C., & Rompa, D. (2001). The Sexual Compulsivity Scale: Further development and use with HIV-positive persons. Journal of Personality Assessment, 76(3), 379–395. https://doi.org/10.1207/S15327752JPA7603_02

13. Items of the Scale