All work

Case study

Language, emotion and PTSD

M.S. thesis, RITAugust 2022 to May 2023

Lead researcher. Mentor: Dr. Tina Sutton.

An IRB-approved study testing whether linguistic markers in written narratives predict the severity of anxiety, PTSD and depression symptoms.

Problem

Test whether word choice in written narratives tracks symptom severity.

What I did

A 152-person study linking word use in narratives to anxiety, PTSD and depression scores.

  1. Problem

    People describe the same kind of event in very different words. I wanted to know whether those differences track how severe someone's anxiety, PTSD and depression symptoms are.

  2. What I ran

    I designed an IRB-approved study in Qualtrics. 152 participants wrote narratives and completed symptom measures, and I analyzed the language and the scores in Python, Excel and Minitab.

  3. Result

    Participants with higher PTSD severity used more positive emotion-laden words but often negated them. Participants with lower severity used those words directly.

    PTSD severity was linked to two processing styles, overaccommodation and assimilation.

    I presented the work at the Eastern Psychological Association in March 2024 and at Psychonomics in November 2024. A manuscript is in preparation.

    152
    participants
    2
    conference presentations in 2024
  4. Method

    • IRB-approved study
    • Qualtrics
    • Python
    • Excel
    • Minitab
    • Narrative language analysis

    Manuscript in preparation: Altobelli, M., and Sutton, T. The Relationship between Language and Emotion: Examining Linguistic Narratives and Posttraumatic Stress Disorder.

  5. Visuals

    Research poster: The Influence of PTSD Symptom Severity on Emotion-Laden Word Use and Cognitive Processing Styles
    Poster, Psychonomic Society, New York, November 2024. Full size
    Research poster: Examining Linguistic Narratives and Symptoms of Anxiety, PTSD, and Depression
    Poster, Eastern Psychological Association, Philadelphia, March 2024. Full size

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Consulting runs through EveryExpert: AI eval and rubric audits, survey and measurement design reviews, and LLM behavior diagnosis. For anything else, write to me directly.