- ICH GCP
- US Clinical Trials Registry
- Klinisk forsøg NCT03164954
Observational Study of an Automatic Detection of Patients at Risk of Chronic Postoperative Pain ("Alerte Douleur") (ALDO)
Étude Observationnelle Prospective d'Une Alerte Douleur informatisée Automatique Par Les Applications Informatiques hospitalières Des HUG Pour prédire l'Apparition de Douleurs Chroniques Post opératoires
Following surgery, some but not all patients develop persistent (or chronic) postoperative pain CPSP. Several risk factors for this persistent pain have been confirmed in previous studies, but neither surgeons nor anesthesiologists have or take the time to systematically screen patients for this risk. However, hospital information systems often contain the data already, entered during preoperative consultations (e.g. chronic opioid medication) or obtained during the postoperative period (e.g. pain scores).
Here the investigators test an automatic detection algorithm which alerts the analgesia team when a patient at risk of CPSP is or has been operated.
Studieoversigt
Status
Betingelser
Intervention / Behandling
Detaljeret beskrivelse
The primary aim of the study is to confirm that the sensitivity of the automatic alert is at least 80%, i.e. that 80% of patients with the primary outcome had an automatic alert.
The secondary aim of the study is to develop an algorithm (combination of risk factors) with which the specificity of the alert can be improved.
Undersøgelsestype
Tilmelding (Faktiske)
Kontakter og lokationer
Studiesteder
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-
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Genève, Schweiz
- Hopitaux Universitaires de Geneve
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Deltagelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
Tager imod sunde frivillige
Køn, der er berettiget til at studere
Prøveudtagningsmetode
Studiebefolkning
Beskrivelse
Inclusion Criteria:
- 18 years of age
- elective surgery
- perioperative use of the hospital information system
- surgery of the following types: endoprosthesis of the knee or shoulder, amputation other than toe or finger, spinal surgery, cardio-thoracic thoracotomy, laparotomy, inguinal hernia repair, breast surgery
Exclusion Criteria:
- inability to read and understand the consent form or the questionnaires
- emergency surgery
- having already participated in the study for another surgery
Studieplan
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
Hvad måler undersøgelsen?
Primære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
|
CPSP at 6 months
Tidsramme: 6 months
|
mean pain intensity in the "brief pain inventory" of at least 3/10
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6 months
|
Sekundære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
|
CPSP at 12 months
Tidsramme: 12 months
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mean pain intensity in the "brief pain inventory" of at least 3/10
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12 months
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clinically significant pain at 6/12 months
Tidsramme: 6/12 months
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either a pain intensity of >=3 at rest or >=5 on movement or use of analgesics
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6/12 months
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neuropathic pain at 6/12 months
Tidsramme: 6/12 months
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mean pain intensity in the "brief pain inventory" of at least 3/10 AND a DN4 score of at least 4
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6/12 months
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acute postoperative pain
Tidsramme: 24h postoperative
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mean pain score and highest pain score in the first 24h postoperative on a 0-10 verbal numeric rating scale
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24h postoperative
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pain-related functional deficit at 6/12 months
Tidsramme: 6/12 months
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pain interference scales of the brief pain inventory, number of days not working
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6/12 months
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persistent opioid use
Tidsramme: 6/12 months
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patient reported use of tramadol (yes/no) or use of strong opioids (yes/no)
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6/12 months
|
Samarbejdspartnere og efterforskere
Sponsor
Efterforskere
- Ledende efterforsker: Ali Bourezg, MD, Hopitaux Universitaires de Geneve
Datoer for undersøgelser
Studer store datoer
Studiestart (Faktiske)
Primær færdiggørelse (Faktiske)
Studieafslutning (Faktiske)
Datoer for studieregistrering
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først opslået (Faktiske)
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Faktiske)
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidst verificeret
Mere information
Begreber relateret til denne undersøgelse
Yderligere relevante MeSH-vilkår
Andre undersøgelses-id-numre
- ALDO
Plan for individuelle deltagerdata (IPD)
Planlægger du at dele individuelle deltagerdata (IPD)?
IPD-planbeskrivelse
Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter
Studerer et amerikansk FDA-reguleret lægemiddelprodukt
Studerer et amerikansk FDA-reguleret enhedsprodukt
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