The Sexual Consent Scale, Revised (SCS-R)<\/strong> is an empirically validated psychometric instrument designed to evaluate cognitive, normative, and behavioral dimensions of sexual consent negotiation among emerging adults and dating partners. Conceptualized by Terry P. Humphreys and Melanie Brousseau, the SCS-R expands upon the original 35-item Sexual Consent Scale (Humphreys & Herold, 2007) by explicitly operationalizing the core socio-cognitive constructs of Icek Ajzen’s Theory of Planned Behavior (TPB)<\/a>. Composed of 40 self-report items administered on a 7-point Likert-type response scale ranging from 1 (Strongly Disagree<\/em>) to 7 (Strongly Agree<\/em>), the SCS-R captures six distinct empirical dimensions: four attitudinal\/normative subscales\u2014Positive Attitude Towards Establishing Consent<\/em> (9 items), Lack of Perceived Behavioral Control<\/em> (9 items), Relationship Length Norms<\/em> (5 items), and (Pro) Assuming Consent<\/em> (7 items)\u2014and two behavioral subscales\u2014Indirect Consent Behaviors<\/em> (6 items) and Awareness of Consent<\/em> (4 items). Psychometric evaluation across university cohorts demonstrates robust structural validity, with principal components analysis accounting for 48.7% of the total variance and high total scale internal consistency (α = .89). Subscale reliabilities range from adequate to strong (α = .68 to .85), alongside documented 5-week test-retest stability (r<\/em> = .63 to .71). Construct, convergent, and discriminant validities are substantiated through theoretically predicted correlations with the Sexual Sensation Seeking Scale (SSSS) and Hurlbert’s Index of Sexual Assertiveness (HISA), while multiple regression analyses confirm the scale’s predictive validity regarding proximate behavioral intentions to explicitly communicate verbal consent (β values ranging from .08 to -.39; R<\/em>² = .39). The SCS-R represents an indispensable diagnostic and evaluative tool for public health researchers, sexologists, campus violence prevention specialists, and clinical psychologists addressing sexual communication, boundary negotiation, and sexual assault prevention<\/span>.<\/p>\n Sexual Consent Scale-Revised, SCS-R, sexual consent negotiation, Theory of Planned Behavior, sexual communication, affirmative consent, sexual assertiveness, sexual health, campus sexual violence prevention, psychometrics<\/p>\n The Sexual Consent Scale, Revised was developed and validated by:<\/p>\n The primary purpose of the Sexual Consent Scale, Revised (SCS-R)<\/strong> is to systematically capture, quantify, and differentiate the multifaceted attitudes, social beliefs, perceived behavioral barriers, and behavioral scripts that guide how individuals negotiate sexual consent with intimate partners. Sexual consent has historically been treated in legal frameworks as a dichotomous threshold (the absence of non-consent or resistance), whereas contemporary psychological, sexological, and public health paradigms conceptualize consent as an active, ongoing, dynamic, and communicative dyadic process. The SCS-R was constructed to address the acute empirical need for a theoretically grounded, multidimensional instrument capable of moving beyond simplistic assessments of consent attitudes.<\/p>\n From an applied research and clinical perspective, the SCS-R serves several critical functions across diverse domains:<\/p>\n The overarching construct quantified by the SCS-R is sexual consent negotiation<\/strong>, defined operationally as the freely given verbal or nonverbal communication of a feeling of willingness to engage in sexual activity. Rather than conceptualizing consent as a monolithic trait, the SCS-R recognizes it as an interactive constellation of socio-cognitive attitudes, perceived behavioral capabilities, normative assumptions regarding relational progression, and actual communicative behavioral strategies. Through rigorous psychometric validation, this construct is delineated into six correlated yet distinct subscales:<\/p>\n This dimension measures an individual’s explicit endorsement of mutual, affirmative, and proactive consent communication prior to initiating sexual contact. High scorers believe that consent should be obtained unconditionally across all relationship types (casual or long-term), across all sexual behaviors (from kissing and petting to intercourse), and that obtaining consent safeguards against miscommunication. An exemplary belief captured by this factor is that partners must actively assume non-consent until unequivocal permission is established, framing consent as a shared ethical and relational responsibility.<\/p>\n This subscale evaluates internal and interpersonal obstacles that hinder individuals from verbally articulating consent or requesting consent from a partner. It captures feelings of social awkwardness, shyness, fear of negative evaluation (e.g., worrying that a partner will perceive the request as “weird” or “strange”), and the cognitive belief that pausing to negotiate consent inevitably “spoils the mood” or dampens erotic pleasure. Elevated scores reflect significant anxiety, communicative paralysis, and reduced self-efficacy regarding sexual communication.<\/p>\n This subscale assesses the pervasive cognitive script that formal consent negotiation is inversely related to relational duration and emotional commitment. High scores reflect the belief that explicit consent is strictly necessary during casual or novel encounters but becomes redundant, superfluous, or obsolete as relational familiarity, romantic trust, and shared sexual history accumulate. This construct taps into implicit relationship norms that substitute presumed consent for ongoing, active communication.<\/p>\n This dimension operationalizes traditional sexual scripts that endorse passive or token-resistance assumptions. High scorers hold beliefs that consent can be presumed until an explicit verbal “no” or physical resistance occurs, that nonverbal ambiguous behaviors are fully equivalent to explicit verbal agreements, that persistence following an initial refusal is acceptable negotiation, and that consent established at the beginning of an encounter automatically covers subsequent activities. This construct represents a crucial cognitive risk profile in sexual assault etiology.<\/p>\n This subscale evaluates the habitual utilization of implicit, nonverbal, and indirect behavioral strategies to navigate sexual encounters. Behaviors include relying exclusively on body language, making physical advances and monitoring partner reactions to determine whether to continue, and foregoing explicit verbal queries based on the belief that partners intuitively “know” each other’s boundaries. While nonverbal communication is ubiquitous in human sexuality, elevated scores on this subscale reflect heavy reliance on potentially ambiguous behavioral cues rather than definitive communication.<\/p>\n This construct captures the degree to which an individual actively reflects upon, discusses, and integrates the concept of sexual consent into their broader socio-relational life. It quantifies communicative behaviors outside the bedroom, such as discussing consent with peers, engaging in campus dialogues, processing boundary preferences with intimate partners during non-sexual encounters, and cognitive rumination regarding sexual ethics. High scores reflect an active, internalized engagement with sexual consent discourse.<\/p>\n The architectural foundation of the Sexual Consent Scale, Revised is grounded in Icek Ajzen’s (1985, 1991, 2005) Theory of Planned Behavior (TPB)<\/a><\/strong>, complemented by Simon and Gagnon’s (1986, 2003) Sexual Script Theory<\/a><\/strong>. The synthesis of these theoretical traditions explains how individual cognitions, cultural narratives, and situational competencies coalesce to determine whether an individual actively negotiates sexual consent.<\/p>\n Under the Theory of Planned Behavior, human social behavior is directly guided by behavioral intentions<\/em>, which are function of three primary socio-cognitive determinants:<\/p>\n Humphreys and Brousseau (2009) expanded the original SCS framework (Humphreys & Herold, 2007) by recognizing that past behaviors and habits (operationalized as Indirect Consent Behaviors<\/em>) directly influence both perceived behavioral control and immediate intentions. Furthermore, by incorporating Sexual Script Theory, the SCS-R acknowledges that young adults navigate sexual intimacy utilizing deeply ingrained cultural, interpersonal, and intrapsychic scripts. Cultural scripts have traditionally designated men as sexual initiators who read nonverbal signals and women as passive gatekeepers who communicate refusal through subtle resistance. The SCS-R maps the transition away from these traditional, ambiguous scripts toward egalitarian, affirmative communicative scripts, providing empirical clarity on how individuals construct sexual encounters.<\/p>\n The psychometric validity of the SCS-R has been extensively substantiated across multiple empirical investigations involving undergraduate cohorts and dating populations (Humphreys & Brousseau, 2009; Humphreys & Herold, 2007).<\/p>\n Construct validity was established by correlating the SCS-R subscales with well-established psychometric instruments measuring related sexual and personality constructs, specifically the Sexual Sensation Seeking Scale (SSSS; Kalichman & Rompa, 1995)<\/em> and Hurlbert’s Index of Sexual Assertiveness (HISA; Hurlbert, 1991)<\/em>:<\/p>\n To establish predictive validity within the TPB framework, Humphreys and Brousseau (2009) conducted a standard multiple linear regression analyzing the capacity of the SCS-R subscales and demographic factors to predict prospective behavioral intentions to verbally ask for sexual consent across the next five sexual encounters<\/em>. The overall regression model was highly significant, accounting for 39% of the total variance: F<\/em>(6, 380) = 33.31, p<\/em> < .001, R<\/em>² = .39. Unique significant predictors included<\/span>:<\/p>\n The reliability of the SCS-R has been confirmed through both internal consistency metrics and temporal stability assessments across independent samples.<\/p>\n In the primary psychometric validation study comprising N<\/em> = 396 university students across three Canadian universities (Humphreys & Brousseau, 2009), the overall 40-item scale demonstrated excellent global internal consistency, yielding a Cronbach’s alpha<\/a> coefficient of α = .89. Subscale-specific alpha coefficients confirmed satisfactory to strong internal reliability across both attitudinal and behavioral dimensions<\/span>:<\/p>\n Temporal stability was evaluated on a subsample of undergraduate respondents (n<\/em> = 45) who completed the SCS-R at two time points separated by a 5-week interval. Pearson test-retest correlation coefficients across the six subscales ranged from r<\/em> = .63 to r<\/em> = .71 (all p<\/em> < .001), indicating moderate-to-strong longitudinal stability of consent cognitions and behavioral styles over time while maintaining appropriate sensitivity to potential educational interventions<\/span>.<\/p>\n The structural dimensionality of the SCS-R was established using exploratory factor analysis (Principal Components Analysis; PCA) accompanied by orthogonal (Varimax) rotation, based on the responses of 396 undergraduate participants (Humphreys & Brousseau, 2009). Prior to factor extraction, sampling adequacy and data factorability were verified. The extraction criteria isolated six principal components with eigenvalues exceeding 1.0, satisfying Cattell’s scree test criteria and theoretical interpretability.<\/p>\n The definitive six-factor solution comprises 40 items and accounts for 48.7% of the total cumulative variance<\/strong>. The factor structure neatly bifurcates into four attitudinal\/normative components and two behavioral components:<\/p>\n The operational features, administration parameters, and scoring specifications of the Sexual Consent Scale, Revised are structured as follows:<\/p>\n The Sexual Consent Scale, Revised (SCS-R) was finalized and formally published in 2009<\/strong> by Dr. Terry P. Humphreys and Melanie Brousseau, following initial scale construction in 2004 and foundational normative validation by Humphreys and Herold in 2007. The instrument is protected under academic copyright held by the authors and the original publisher (Taylor & Francis \/ Society for the Scientific Study of Sexuality).<\/p>\n For non-commercial scholarly research, university instruction, and institutional quality improvement initiatives, the SCS-R may generally be utilized upon obtaining formal permission from the lead author. Researchers wishing to administer the SCS-R in clinical trials, funded public health interventions, or commercial software applications must contact the primary author directly:<\/p>\n \n Terry P. Humphreys, Ph.D.<\/strong>Keywords<\/h2>\n
Authors<\/h2>\n
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Purpose<\/h2>\n
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Psychological Construct<\/h2>\n
1. Positive Attitude Towards Establishing Consent (Attitudinal Dimension)<\/h3>\n
2. Lack of Perceived Behavioral Control (Control\/Barrier Dimension)<\/h3>\n
3. Relationship Length Norms (Normative Dimension)<\/h3>\n
4. (Pro) Assuming Consent (Attitudinal\/Normative Dimension)<\/h3>\n
5. Indirect Consent Behaviors (Behavioral Dimension)<\/h3>\n
6. Awareness of Consent (Behavioral\/Cognitive Dimension)<\/h3>\n
Theoretical Framework<\/h2>\n
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Validity<\/h2>\n
Construct and Convergent Validity<\/h3>\n
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Predictive Validity<\/h3>\n
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Reliability<\/h2>\n
Internal Consistency<\/h3>\n
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Test-Retest Stability<\/h3>\n
Factor Analysis<\/h2>\n
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Instrument \/ Measurement Tool<\/h2>\n
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Permissions & Fee and Test Year<\/h2>\n
\n Department of Psychology, Trent University
\n 1600 West Bank Drive, Peterborough, Ontario, Canada, K9J 7B8
\n Email: terryhumphreys@trentu.ca<\/a>\n<\/p>\nReferences<\/h2>\n
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