Viewing Study NCT01575912



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Last Modification Date: 2024-10-26 @ 10:50 AM
Study NCT ID: NCT01575912
Status: COMPLETED
Last Update Posted: 2017-06-12
First Post: 2012-03-13

Brief Title: Past Pain Experience and Perception of Experimental Pain
Sponsor: Centre Hospitalier Esquirol
Organization: Centre Hospitalier Esquirol

Study Overview

Official Title: Past Pain Experience and Perception of Experimental Pain
Status: COMPLETED
Status Verified Date: 2017-06
Last Known Status: None
Delayed Posting: No
If Stopped, Why?: Not Stopped
Has Expanded Access: False
If Expanded Access, NCT#: N/A
Has Expanded Access, NCT# Status: N/A
Acronym: None
Brief Summary: Differences in pain perception between subjects with and without psychiatric illness may be influenced by the individual experience and not primarily by the pathology although the pathological frame may amplify itThe aim of this study is to establish if the characteristics of experimental pain feeling are influenced by the past pain experience anxiety and emotion independently from the diagnosis The pain experience will be evaluated by an inventory of the potentially painful situations that one can come across through the life to determine the following points Number of painful events in the past number of painful points during the last 6 months number of painful events lasting more than 6 months sum of pain intensities graduated with Visual Analogic Scale VAS from 0 to 10 sum of gravity evaluated from 0 to 5 the category of pain experience qualification mostly affective mostly sensorial or both

Schizophrenic depressed and control participants will be recruited and their pain experience throughout life will be put it in relation to experimental pain tests results pressure application ischemia induction anxiety and emotion Hospital Anxiety and Depression scale HAD catastrophizing Pain Catastrophizing Scale PCS Heart Rate HR variation Blood Pressure BP variation
Detailed Description: The perception of moderated experimental pain about 3 out of ten with visual analogue scale VAS in subjects with schizophrenia Girard et coll 2011 major depression ED bipolar or isolatedrecurrent episode to be published in comparison with controls without psychiatric pathologies show that exploration of pain in situation like medical examination to identify painful points should be done in the same conditions for persons with psychiatric troubles and persons without mental disease But the risk is that the expression of pain either in experimental conditions nor in the daily life is not in relation with the feeling or perception of pain Numerous factors may interfere in the pain message modulation like the past pain experience stress and anxiety which are not or partially explored in experimental studies The individual experience of pain is constructed throughout the whole life from several influences biological psychological and sociocultural The symptoms interfaces of the different psychiatric troubles seem to be widely involved in the pain process and its progressive construction This study aims to better understand the relationships between all those variables

Procedures applied

Anterior pain experience evaluation questionnaire Pain tests 160 kPa pressure application to determine corresponding pain with VAS and ischemia induction to determine the time necessary to obtain a pain equivalent to 3 out of 10 anxiety and emotional evaluation Hospital Anxiety and Depression scale catastrophizing evaluation Pain Catastrophizing Scale HR variation and BP variation vegetative measures linked to anxiety collection of diagnosis and therapeutic treatment

Study Oversight

Has Oversight DMC: None
Is a FDA Regulated Drug?: None
Is a FDA Regulated Device?: None
Is an Unapproved Device?: None
Is a PPSD?: None
Is a US Export?: None
Is an FDA AA801 Violation?: None