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Related Experiment Videos

Computerized experience sampling method (ESMc): assessing feasibility and validity among individuals with

David Kimhy1, Philippe Delespaul, Cheryl Corcoran

  • 1Department of Psychiatry, Unit 2, Columbia University, 1051 Riverside Drive, New York, NY 10032, USA. dk553@columbia.edu

Journal of Psychiatric Research
|November 23, 2005
PubMed
Summary

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Computerized Experience Sampling Method (ESMc) is a feasible and valid tool for assessing momentary symptoms in schizophrenia patients. This digital approach accurately captures real-time experiences, offering insights into psychotic symptoms and mood.

Area of Science:

  • Psychiatry
  • Psychology
  • Digital Health

Background:

  • The Experience Sampling Method (ESM) is crucial for studying person-environment interactions.
  • Paper-based ESM (ESMp) has been used for schizophrenia research, but digital methods offer enhanced precision.
  • Computerized ESM (ESMc) aims to improve data collection for dynamic symptom tracking.

Purpose of the Study:

  • To evaluate the feasibility and validity of using Computerized ESM (ESMc) in individuals with schizophrenia.
  • To compare the acceptability and response rates of ESMc between schizophrenia patients and healthy controls.
  • To assess momentary psychotic symptoms, mood, and thoughts in schizophrenia using ESMc.

Main Methods:

  • Utilized Personal Digital Assistants (PDAs) for data collection over one day.

Related Experiment Videos

  • Recruited 10 hospitalized schizophrenia patients and 10 healthy controls.
  • Assessed real-time data on hallucinations, suspiciousness, mood, and thought processes.

    • Main Results:

    • ESMc was equally acceptable and feasible for both schizophrenia patients and healthy controls.
    • Schizophrenia patients reported significantly higher levels of hallucinations, suspiciousness, and negative mood states.
    • Found significant inverse relationships between cheerfulness and stress/sadness in both groups.

    Conclusions:

    • ESMc is a feasible and valid method for assessing momentary psychotic symptoms and mood in schizophrenia.
    • ESMc provides precise time-stamped data, enhancing ecological validity in clinical research.
    • Future research could integrate ESMc with ambulatory physiological measures for comprehensive insights.