Social Interaction Anxiety Scale (SIAS) Test

How the Scales are Structured
Who Usually Takes This Test?
See How You Compare
Below is a preview of how scores are typically distributed across each scale.
Example Questions From the Test
- Not at all
- Slightly
- Moderately
- Very much
- Absolutely true
- Not at all
- Slightly
- Moderately
- To a great extent
- Absolutely
- Not at all
- Slightly
- Moderately
- To a great extent
- Absolutely
Social Interaction Anxiety Scale (SIAS) Test - Description and methodology of the test
People who feel tense, self-conscious, or unsure in conversations can use this assessment to organize those experiences and see which situations are most difficult. The Social Interaction Anxiety Scale (SIAS) Test offers a structured way to consider discomfort with strangers, groups, authority figures, eye contact, and self-disclosure. As a social anxiety questionnaire, it can support focused self-reflection about recurring interaction patterns.
What This Assessment Explores
Rather than measuring shyness, the questionnaire focuses on anxiety during social contact. Items cover authority figures, coworkers, acquaintances, groups, eye contact, disagreement, self-disclosure, and fear of saying something awkward. The SIAS test result can show overall severity, while the situations represented by the items invite reflection on discomfort with unfamiliar people, one-to-one conversation, and social attention.
The main situations reflected are:
- Conversation and self-expression show how tension affects talking freely or finding topics.
- Approach and contact capture unease around meeting people, eye contact, and one-to-one interaction.
- Evaluation and groups indicate worry about embarrassment, being ignored, disagreeing, or speaking with authority figures.
These themes contribute to Social Interaction Anxiety (0-80), which measures the severity of social-anxiety symptoms during interactions. Higher scores indicate greater anxiety. The bands are Low (0-36) and Elevated (37-80); 36 is also used as a cutoff for marked social anxiety.
Methodology and Scientific Basis
Each item uses five response choices, from “Not at all” to stronger options such as “Very much,” “To a great extent,” or “Absolutely.” Some statements describe tension directly, while others ask about ease in social situations. Responses are reported as one total on the displayed scale, while the questionnaire’s item-level weighting is unspecified, so no additional scoring formula should be inferred.
Methodologically, the questionnaire is conceptually consistent with Social Interaction Anxiety Scale (SIAS), introduced by Mattick and Clarke in 1998, but it is not presented as a verified adaptation of that published instrument. Research by Heimberg and colleagues, Peters, and Rodebaugh and colleagues examined the original SIAS in relation to fear of scrutiny, discriminant validity, factor structure, and screening utility. As a social anxiety scale, it organizes self-reported patterns in a single result.
Interpret the band alongside context: current stress, avoidance, familiarity, and self-presentation can influence answers. Those findings support the original published SIAS; they do not establish norms or independent validation for this online presentation, so an elevated result signals a pattern worth examining rather than a complete account of functioning.
- Mattick, Richard P., and J. Christopher Clarke. (1998). Development and validation of measures of social phobia scrutiny fear and social interaction anxiety. Behaviour Research and Therapy, 36(4), 455-470. 10.1016/S0005-7967(97)10031-6
- Heimberg, Richard G., Gregory P. Mueller, Craig S. Holt, Debra A. Hope, and Michael R. Liebowitz. (1992). Assessment of anxiety in social interaction and being observed by others: The Social Interaction Anxiety Scale and the Social Phobia Scale. Behavior Therapy, 23(1), 53-73. 10.1016/S0005-7894(05)80308-9
- Peters, Lorna. (2000). Discriminant validity of the Social Phobia and Anxiety Inventory (SPAI), the Social Phobia Scale (SPS) and the Social Interaction Anxiety Scale (SIAS). Behaviour Research and Therapy, 38(9), 943-950. 10.1016/S0005-7967(99)00131-X
- Rodebaugh, Thomas L., Carol M. Woods, Richard G. Heimberg, Michael R. Liebowitz, and Franklin R. Schneier. (2006). The factor structure and screening utility of the Social Interaction Anxiety Scale. Psychological Assessment, 18(2), 231-237. 10.1037/1040-3590.18.2.231
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