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Voluntary Drug Poisoning by Psychoactive Molecules: Identify Cognitive Markers

Voluntary Drug Poisoning by Psychoactive Molecules: Identify Cognitive Markers Predictive of a Preserved Memory of Care in Psychiatric Emergencies

Status
UNKNOWN
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT03481192
Acronym
IMG-COG
Enrollment
103
Registered
2018-03-29
Start date
2018-01-02
Completion date
2019-01-31
Last updated
2018-03-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Drug Poisoning, Suicide

Brief summary

To identify in patients admitted for Voluntary drug poisoning (IMV) by psychoactive substances, T1 predictors of T2 recall of psychiatric interview and care project.

Detailed description

The methodology will compare the episodic memory results of patients admitted for IMV who have exclusively ingested amnesic substances to a subject control group that has made IMV with non-amnesic substances such as paracetamol. The purpose of this comparison is to ensure that memory problems are not related to the context of the suicidal crisis. The second step will be able to relate the memory score of the predictor variables. To achieve this, it will perform a multivariate linear regression in each group in order to confirm the results of the pilot study and to be able to regress in the control group which was not possible in the pilot study because of the lack of effective. Finally, this study will try to establish, using Receiver Operating Characteristic (ROC) curves, thresholds for cognitive scores and begin to develop a tool for clinical practice.

Interventions

BEHAVIORALTwo visits for evaluation

Visit 1:The first evaluation (E1) of cognitive functions will take place directly following the psychiatric interview (T1), in order to better reflect the cognitive abilities at the time of the proposal of the care project. This will include the Memory Functioning Questionnaire (MFQ), the five words of DUBOIS, the TMT-A and B, the WAIS code test, and the BADDELEY door test. An intercurrent type ringing event of the phone will take place during this evaluation. Visit 2: At 24h-48h of the psychiatric evaluation (T2), a second evaluation (E2) will take place. An episodic memory score will be determined by asking the patient to recall,as precisely as possible the evaluation E1. At first the reminder will be free,the data can be completed, if necessary, with an indication, a recognition.

Sponsors

University Hospital, Toulouse
Lead SponsorOTHER

Study design

Allocation
NON_RANDOMIZED
Intervention model
PARALLEL
Primary purpose
OTHER
Masking
NONE

Intervention model description

To groups of patients : A group of patients admitted for IMV exclusively using amnesic substances. A control group admitted for IMV and ingested exclusively non-amnesic Two visits, the first one for the first evaluation of cognitive functions directly following the psychiatric interview (E1), and the second one at 24h-48h after the psychiatric evaluation (E2)

Eligibility

Sex/Gender
ALL
Age
18 Years to 65 Years
Healthy volunteers
No

Inclusion criteria

Group amnesic substances : * Age from 18 to 65 years * Admitted to emergencies for IMV by benzodiazepines * Supported at Toulouse University Hospital (hospitalization, outpatient) Group control : * Age from 18 to 65 years * Admitted to emergencies for IMV by non-depressive substances of the central nervous system * Supported at Toulouse University Hospital (hospitalization, outpatient)

Exclusion criteria

* Cognitive Disorder Due to an Organic Disorder Neuro Degenerative Disease, Korsakoff Syndrome) or Mental Retardation Diagnosed * Patient under guardianship * Not speaking and / or not reading French * Neurodegenerative disease diagnosed

Design outcomes

Primary

MeasureTime frameDescription
Evaluation of the episodic score recall of the first interview (T1) at T2Just After/24-48h after the psychiatric interviewThis score is based on the episodic scale. The episodic score is a reflection of the patient's memory of the emergency psychiatric assessment. In this study, this score will be used as a variable independent of the multivariate linear regression, the objective of the study being to identify the variables significantly related to this score. The total episodicity score is calculated by adding the episodic scores of several events. A continuous score is obtained and between 0 and 38.

Secondary

MeasureTime frameDescription
Comparison of cognitive scores between the amnesic substances group and the control group using the The Memory Functioning Questionnaire (MFQ) abridged version of tthe Memory Functioning QuestionnaireJust After/24-48h after the psychiatric interviewThe control group is a group of subject having made an IMV with non-amnesic substances such as paracetamol.
Sensitivity score of each test for the episodic memory testJust After/24-48h after the psychiatric interviewSensitivity score of each test
Specificity score of each test for the episodic memory testJust After/24-48h after the psychiatric interviewSpecificity score of each test

Countries

France

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026