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Clinical Trial for the Assessment of Delayed Antibiotic Treatment Strategies (PDA)
Clinical Trial for the Assessment of Delayed Antibiotic Treatment Strategies in the Non-complicated Acute Respiratory Tract Infections in General Practice
Studie Overzicht
Toestand
Conditie
Interventie / Behandeling
Gedetailleerde beschrijving
The aim of the PDA study is to assess the efficacy and safety of different delayed antibiotic prescribing strategies, compared to direct antibiotic treatment and no antibiotic treatment, for the treatment of non-complicated acute respiratory infections, in terms of symptoms duration and severity. Moreover, antibiotic consumption, patient satisfaction, efficacy perception and number of medical visits will be also assessed for each therapeutic strategy.
The PDA is a multicentric study, parallel, randomised controlled trial to compare four antibiotic prescribing strategies in the non-complicated acute respiratory tract infections. The trial will include acute pharyngitis and/or acute tonsillitis, rhinosinusitis, acute bronchitis and acute exacerbation of chronic obstructive pulmonary disease with (mild to moderate) in adults. The expected number of patients to be included in this trial is 600. Therapeutic strategies include: direct antibiotic treatment, no antibiotic treatment, and two delayed antibiotic prescribing strategies (prescription given to patient with advice to use a course of antibiotics if needed in case of worsening of symptoms or not improving, and prescription left at the reception of the primary care center 3 days after the first medical visit). Follow-up period will be one month. The primary outcome will be symptom duration and severity. Other outcomes included will be use of antibiotics, patient satisfaction, perception of antibiotic efficacy, complications, and number of medical visits.
Studietype
Inschrijving (Werkelijk)
Fase
- Fase 4
Contacten en locaties
Studie Locaties
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Barcelona, Spanje, 08041
- Fundació Institut de Recerca de l'Hospital de la Santa Creu i Sant Pau
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Deelname Criteria
Geschiktheidscriteria
Leeftijden die in aanmerking komen voor studie
Accepteert gezonde vrijwilligers
Geslachten die in aanmerking komen voor studie
Beschrijving
General Inclusion Criteria:
In this study can be enrolled adult patients with non-complicated acute respiratory tract infections, including pharyngitis and/or tonsillitis, rhinosinusitis, acute bronchitis and exacerbations of chronic obstructive pulmonary disease mild to moderate. The doctors include patients with these infections if they have reasonable doubts if the patients should treat with antibiotics
General Exclusion Criteria:
- Patients have participated in the PDA previously.
- Patients are severely affected or patients has been felt severely affected for a week (all time)
- Patients with symptoms and signs suggestive of serious illness or severely affected and/or complications (particularly pneumonia, mastoiditis, peritonsillar abscess, peritonsillar cellulitis, intraorbital or intracranial complications).
- Patients at high risk of serious complications due to prior comorbidity. This includes significant heart disease, lung, kidney, liver or neuromuscular, immunosuppression, cystic fibrosis.
- If the patient is over 65 years with acute cough and two or more of the following criteria or more than 80 years with acute cough and one or more of the following criteria:
- Hospitalization in the previous year
- Diabetes Type I or II
- History of heart failure
- Current use of oral corticosteroids.
Studie plan
Hoe is de studie opgezet?
Ontwerpdetails
- Primair doel: Behandeling
- Toewijzing: Gerandomiseerd
- Interventioneel model: Parallelle opdracht
- Masker: Geen (open label)
Wapens en interventies
Deelnemersgroep / Arm |
Interventie / Behandeling |
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Actieve vergelijker: Direct antibiotic treatment
The doctor gives to patient an antibiotic prescription for his respiratory infection, which he should start immediately.
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The patients enrolled will be randomized between four treatment strategies or arms.
Patients randomized to delayed treatment arms or direct treatment, doctors can choose the antibiotic that they consider appropriate depending on such local resistance or practice.
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Geen tussenkomst: No antibiotic treatment
The doctor doesn't give to patient an antibiotic prescription for his respiratory infection.
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Experimenteel: Delayed antibiotic prescription 1
The doctor gives to patient an antibiotic prescription for his respiratory infection with the advice to use it if needed, in case of worsening of symptoms or not improving.
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The patients enrolled will be randomized between four treatment strategies or arms.
Patients randomized to delayed treatment arms or direct treatment, doctors can choose the antibiotic that they consider appropriate depending on such local resistance or practice.
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Experimenteel: Delayed antibiotic prescription 2
The doctor leaves the antibiotic prescription, for the respiratory infection of the patient, at the reception of the primary care center 3 days after the first medical visit.
This prescription can be collected by patient if he needed, in case of worsening of symptoms or not improving.
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The patients enrolled will be randomized between four treatment strategies or arms.
Patients randomized to delayed treatment arms or direct treatment, doctors can choose the antibiotic that they consider appropriate depending on such local resistance or practice.
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Wat meet het onderzoek?
Primaire uitkomstmaten
Uitkomstmaat |
Maatregel Beschrijving |
Tijdsspanne |
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Duration and severity of symptoms.
Tijdsspanne: 30 days
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Patients completed a diary of symptoms.
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30 days
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Secundaire uitkomstmaten
Uitkomstmaat |
Maatregel Beschrijving |
Tijdsspanne |
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Antibiotic consumption at 30 days.
Tijdsspanne: 30 days
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Self-reported by the patients and checked at the Regional Pharmacy's Units.
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30 days
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Patient satisfaction
Tijdsspanne: 30 days
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Likert scale
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30 days
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Patients' belief in the efficacy of antibiotics
Tijdsspanne: 30 days
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Likert scale.
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30 days
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Medewerkers en onderzoekers
Onderzoekers
- Hoofdonderzoeker: Pablo Alonso Coello, PhD, Fundació Institut de Recerca de l'Hospital de la Santa Creu i Sant Pau
Publicaties en nuttige links
Algemene publicaties
- de la Poza Abad M, Mas Dalmau G, Moreno Bakedano M, Gonzalez Gonzalez AI, Canellas Criado Y, Hernandez Anadon S, Rotaeche del Campo R, Toran Monserrat P, Negrete Palma A, Munoz Ortiz L, Borrell Thio E, Llor C, Little P, Alonso-Coello P; Delayed Antibiotic Prescription (DAP) Group. Prescription Strategies in Acute Uncomplicated Respiratory Infections: A Randomized Clinical Trial. JAMA Intern Med. 2016 Jan;176(1):21-9. doi: 10.1001/jamainternmed.2015.7088.
- de la Poza Abad M, Mas Dalmau G, Moreno Bakedano M, Gonzalez Gonzalez AI, Canellas Criado Y, Hernandez Anadon S, Rotaeche del Campo R, Toran Monserrat P, Negrete Palma A, Pera G, Borrell Thio E, Llor C, Little P, Alonso Coello P; Delayed Antibiotic Prescription (DAP) Working Group. Rationale, design and organization of the delayed antibiotic prescription (DAP) trial: a randomized controlled trial of the efficacy and safety of delayed antibiotic prescribing strategies in the non-complicated acute respiratory tract infections in general practice. BMC Fam Pract. 2013 May 19;14:63. doi: 10.1186/1471-2296-14-63.
Studie record data
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Studie start
Primaire voltooiing (Werkelijk)
Studie voltooiing (Werkelijk)
Studieregistratiedata
Eerst ingediend
Eerst ingediend dat voldeed aan de QC-criteria
Eerst geplaatst (Schatting)
Updates van studierecords
Laatste update geplaatst (Schatting)
Laatste update ingediend die voldeed aan QC-criteria
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Meer informatie
Termen gerelateerd aan deze studie
Trefwoorden
Aanvullende relevante MeSH-voorwaarden
Andere studie-ID-nummers
- PDA study
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