- ICH GCP
- US Clinical Trials Registry
- Klinisk forsøg NCT02274064
Motivating Type O- Blood Donors to Return
26. september 2016 opdateret af: Christopher R. France, Ph.D., Ohio University
This study develops a motivational interview and implementation intention intervention for blood donor retention and tests the efficacy of this new approach among first-time, Group O donors.
Studieoversigt
Status
Afsluttet
Betingelser
Intervention / Behandling
Detaljeret beskrivelse
In this study the investigators will recruit first-time Group O- and O+ donors four weeks after their donation using the donor databases of New York Blood Center and Hoxworth Blood Center.
Eligible donors will be contacted via email and invited to participate in the study.
Interested donors will be randomly assigned to either the Intervention condition where they will receive a motivational interview and implementation intention intervention phone call or to the Control condition where they will receive a standard donor recruitment phone call.
Outcome measures will be assessed before and after the telephone contact using online questionnaires, and donation attempts will be tracked for one year.
The investigators will use survival analysis to examine the effects of this intervention on retention during this one-year follow-up.
Path analyses will also be used to examine potential mediators of the intervention effect.
The investigators hypothesis is that donors who receive the motivational interview and implementation intention intervention will have larger increases in positive donation attitudes and perceived behavioral control which will contribute to enhanced intention and donation attempts.
Undersøgelsestype
Interventionel
Tilmelding (Faktiske)
598
Fase
- Ikke anvendelig
Kontakter og lokationer
Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.
Studiesteder
-
-
Ohio
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Athens, Ohio, Forenede Stater, 45701
- Ohio University
-
-
Deltagelseskriterier
Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.
Berettigelseskriterier
Aldre berettiget til at studere
18 år og ældre (Voksen, Ældre voksen)
Tager imod sunde frivillige
Ingen
Køn, der er berettiget til at studere
Alle
Beskrivelse
Inclusion Criteria:
- donor with New York Blood Center or Hoxworth Blood Center
- one previous donation
- O- or O+ blood
- eligible to donate again
Studieplan
Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
- Tildeling: Randomiseret
- Interventionel model: Parallel tildeling
- Maskning: Enkelt
Våben og indgreb
Deltagergruppe / Arm |
Intervention / Behandling |
|---|---|
|
Eksperimentel: Intervention
Donors randomly assigned to this group will receive a motivational interview and implementation intention intervention telephone call.
|
Telephone call that includes motivational interviewing techniques and develops an implementation intention plan.
|
|
Ingen indgriben: Control
Donors randomly assigned to this group will receive a standard donor recruitment telephone call.
|
Hvad måler undersøgelsen?
Primære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
|
Repeat donation
Tidsramme: 1 year from the date of next donor eligibility (i.e., 13 months post-intervention)
|
number and timing of repeat donation attempts in one year following eligibility of donor return
|
1 year from the date of next donor eligibility (i.e., 13 months post-intervention)
|
Sekundære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
|
Donation attitude
Tidsramme: 1 week pre- and 1 week post-intervention
|
questionnaire
|
1 week pre- and 1 week post-intervention
|
|
Donation subjective norm
Tidsramme: 1 week pre- and 1 week post-intervention
|
questionnaire
|
1 week pre- and 1 week post-intervention
|
|
Donation perceived behavioral control
Tidsramme: 1 week pre- and 1 week post-intervention
|
questionnaire
|
1 week pre- and 1 week post-intervention
|
|
Donation intention
Tidsramme: 1 week pre- and 1 week post-intervention
|
questionnaire
|
1 week pre- and 1 week post-intervention
|
|
Donation decisional balance
Tidsramme: 1 week pre- and 1 week post-intervention
|
questionnaire
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1 week pre- and 1 week post-intervention
|
|
Donor identity
Tidsramme: 1 week pre- and 1 week post-intervention
|
questionnaire
|
1 week pre- and 1 week post-intervention
|
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Donation moral norm
Tidsramme: 1 week pre- and 1 week post-intervention
|
questionnaire
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1 week pre- and 1 week post-intervention
|
|
Donation anticipated regret
Tidsramme: 1 week pre- and 1 week post-intervention
|
questionnaire
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1 week pre- and 1 week post-intervention
|
|
Donation anxiety
Tidsramme: 1 week pre- and 1 week post-intervention
|
questionnaire
|
1 week pre- and 1 week post-intervention
|
|
Donor self-efficacy (action and coping)
Tidsramme: 1 week pre- and 1 week post-intervention
|
questionnaire
|
1 week pre- and 1 week post-intervention
|
Samarbejdspartnere og efterforskere
Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.
Sponsor
Datoer for undersøgelser
Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.
Studer store datoer
Studiestart
1. november 2014
Primær færdiggørelse (Faktiske)
1. august 2016
Studieafslutning (Faktiske)
1. august 2016
Datoer for studieregistrering
Først indsendt
21. oktober 2014
Først indsendt, der opfyldte QC-kriterier
22. oktober 2014
Først opslået (Skøn)
24. oktober 2014
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Skøn)
27. september 2016
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
26. september 2016
Sidst verificeret
1. september 2016
Mere information
Begreber relateret til denne undersøgelse
Nøgleord
Andre undersøgelses-id-numre
- R56HL119180 (U.S. NIH-bevilling/kontrakt)
Disse oplysninger blev hentet direkte fra webstedet clinicaltrials.gov uden ændringer. Hvis du har nogen anmodninger om at ændre, fjerne eller opdatere dine undersøgelsesoplysninger, bedes du kontakte register@clinicaltrials.gov. Så snart en ændring er implementeret på clinicaltrials.gov, vil denne også blive opdateret automatisk på vores hjemmeside .
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