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On the Use of Eye Movements in Symptom Validity Assessment of Feigned Schizophrenia

Research output: Contribution to Journal/Magazine › Journal article › peer-review

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On the Use of Eye Movements in Symptom Validity Assessment of Feigned Schizophrenia. / Ales, Francesca; Giromini, Luciano; Warmelink, Lara et al.
In: Psychological Injury and Law, Vol. 16, No. 1, 31.03.2023, p. 83-97.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Ales, F, Giromini, L, Warmelink, L, Polden, M, Wilcockson, T, Kelly, C, Winters, C, Zennaro, A & Crawford, T 2023, 'On the Use of Eye Movements in Symptom Validity Assessment of Feigned Schizophrenia', Psychological Injury and Law, vol. 16, no. 1, pp. 83-97. https://doi.org/10.1007/s12207-022-09462-0

APA

Ales, F., Giromini, L., Warmelink, L., Polden, M., Wilcockson, T., Kelly, C., Winters, C., Zennaro, A., & Crawford, T. (2023). On the Use of Eye Movements in Symptom Validity Assessment of Feigned Schizophrenia. Psychological Injury and Law, 16(1), 83-97. https://doi.org/10.1007/s12207-022-09462-0

Vancouver

Ales F, Giromini L, Warmelink L, Polden M, Wilcockson T, Kelly C et al. On the Use of Eye Movements in Symptom Validity Assessment of Feigned Schizophrenia. Psychological Injury and Law. 2023 Mar 31;16(1):83-97. Epub 2022 Sept 5. doi: 10.1007/s12207-022-09462-0

Author

Ales, Francesca ; Giromini, Luciano ; Warmelink, Lara et al. / On the Use of Eye Movements in Symptom Validity Assessment of Feigned Schizophrenia. In: Psychological Injury and Law. 2023 ; Vol. 16, No. 1. pp. 83-97.

Bibtex

@article{eedc6623ef6c412e969d72cf773f76b5,
title = "On the Use of Eye Movements in Symptom Validity Assessment of Feigned Schizophrenia",
abstract = "Assessing the credibility of reported mental health problems is critical in a variety of assessment situations, particularly in forensic contexts. Previous research has examined how the assessment of performance validity can be improved throughthe use of bio-behavioral measures (e.g., eye movements). To date, however, there is a paucity of literature on the use of eye tracking technology in assessing the validity of presented symptoms of schizophrenia, a disorder that is known to be associated with oculomotor abnormalities. Thus, we collected eye tracking data from 83 healthy individuals during the completion of the Inventory of Problems – 29 and investigated whether the oculomotor behavior of participants instructed to feign schizophrenia would differ from those of control participants asked to respond honestly. Results showed that feigners had a longer dwell time and a greater number of fixations in the feigning-keyed response options, regardless of whether they eventually endorsed those options (d > 0.80). Implications on how eye tracking technology can deepen comprehension onsimulation strategies are discussed, as well as the potential of investigating eye movements to advance the field of symptom validity assessment.",
keywords = "Malingering, Schizophrenia, Symptom validity assessment, Eye movements",
author = "Francesca Ales and Luciano Giromini and Lara Warmelink and Megan Polden and Thomas Wilcockson and Claire Kelly and Christina Winters and Alessandro Zennaro and Trevor Crawford",
year = "2023",
month = mar,
day = "31",
doi = "10.1007/s12207-022-09462-0",
language = "English",
volume = "16",
pages = "83--97",
journal = "Psychological Injury and Law",
issn = "1938-9728",
publisher = "Springer New York",
number = "1",

}

RIS

TY - JOUR

T1 - On the Use of Eye Movements in Symptom Validity Assessment of Feigned Schizophrenia

AU - Ales, Francesca

AU - Giromini, Luciano

AU - Warmelink, Lara

AU - Polden, Megan

AU - Wilcockson, Thomas

AU - Kelly, Claire

AU - Winters, Christina

AU - Zennaro, Alessandro

AU - Crawford, Trevor

PY - 2023/3/31

Y1 - 2023/3/31

N2 - Assessing the credibility of reported mental health problems is critical in a variety of assessment situations, particularly in forensic contexts. Previous research has examined how the assessment of performance validity can be improved throughthe use of bio-behavioral measures (e.g., eye movements). To date, however, there is a paucity of literature on the use of eye tracking technology in assessing the validity of presented symptoms of schizophrenia, a disorder that is known to be associated with oculomotor abnormalities. Thus, we collected eye tracking data from 83 healthy individuals during the completion of the Inventory of Problems – 29 and investigated whether the oculomotor behavior of participants instructed to feign schizophrenia would differ from those of control participants asked to respond honestly. Results showed that feigners had a longer dwell time and a greater number of fixations in the feigning-keyed response options, regardless of whether they eventually endorsed those options (d > 0.80). Implications on how eye tracking technology can deepen comprehension onsimulation strategies are discussed, as well as the potential of investigating eye movements to advance the field of symptom validity assessment.

AB - Assessing the credibility of reported mental health problems is critical in a variety of assessment situations, particularly in forensic contexts. Previous research has examined how the assessment of performance validity can be improved throughthe use of bio-behavioral measures (e.g., eye movements). To date, however, there is a paucity of literature on the use of eye tracking technology in assessing the validity of presented symptoms of schizophrenia, a disorder that is known to be associated with oculomotor abnormalities. Thus, we collected eye tracking data from 83 healthy individuals during the completion of the Inventory of Problems – 29 and investigated whether the oculomotor behavior of participants instructed to feign schizophrenia would differ from those of control participants asked to respond honestly. Results showed that feigners had a longer dwell time and a greater number of fixations in the feigning-keyed response options, regardless of whether they eventually endorsed those options (d > 0.80). Implications on how eye tracking technology can deepen comprehension onsimulation strategies are discussed, as well as the potential of investigating eye movements to advance the field of symptom validity assessment.

KW - Malingering

KW - Schizophrenia

KW - Symptom validity assessment

KW - Eye movements

U2 - 10.1007/s12207-022-09462-0

DO - 10.1007/s12207-022-09462-0

M3 - Journal article

VL - 16

SP - 83

EP - 97

JO - Psychological Injury and Law

JF - Psychological Injury and Law

SN - 1938-9728

IS - 1

ER -