Evidence map›Paper›PMID 35676888›Full record

ArticleTransfusion2022

How to increase first-time donors' returns? The postdonation letter's content can make a difference.

Lisa S Moussaoui, Jerôme Blondé, Coralie Chaduc-Lemoine, Serena Baldelli, Olivier Desrichard, Sophie Waldvogel

Abstract read
In one paragraph

Article in Transfusion, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

4 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. The Impact of Digital Transformation on Blood Donation and Donor Characteristics.Transfusion medicine and hemotherapy : offizielles Organ der Deutschen Gesellschaft fur Transfusionsmedizin und Immunhamatologie · 2023
    Article
  3. Article
  4. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

Lisa S MoussaouiHealth Psychology Research Group, Faculty of Psychology and Education, Geneva University, Geneva, Switzerland.ORCID 0000-0003-0392-7402
Jerôme BlondéSocial Influence Research Group, Faculty of Psychology and Education, Geneva University, Geneva, Switzerland.ORCID 0000-0002-5486-4766
Coralie Chaduc-LemoineBlood Transfusion Center, Department of Medical Specialties, HUG - Geneva University Hospitals, Geneva, Switzerland.
Serena BaldelliDirectorate of Communications and Marketing, HUG - Geneva University Hospitals, Geneva, Switzerland.
Olivier DesrichardHealth Psychology Research Group, Faculty of Psychology and Education, Geneva University, Geneva, Switzerland.ORCID 0000-0003-3269-8813
Sophie WaldvogelBlood Transfusion Center, Department of Medical Specialties, HUG - Geneva University Hospitals, Geneva, Switzerland.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundRetention of first-time donors is pivotal for blood collection centers. The present study built on research showing the importance of donor identity among regular donors and sought to compare the effectiveness of various communication strategies on return rate. STUDY DESIGN AND

methodsPostal letters were sent to a large sample of first-time whole blood donors (N = 1219) a few weeks following their first donation. Four versions of this letter were differently constructed in a way to boost the acquisition of donor identity (i.e., by including information about their ABO and Rh(D) blood group, emphasizing the salience of donor identity, offering a keyring with personalized information, or specifying the percentage of those sharing the same ABO and Rh(D) blood group). One version with no identity-related information served as a control condition. Participants' subsequent blood donations were tracked for 5-22 months after receiving the letter.

resultsSurvival analysis showed that the return rate was significantly higher among those who had received information about the percentage of the country's population with the same ABO and Rh(D) blood group (in comparison with the four other versions). There was no significant effect on the blood type rarity.

conclusionBlood collection centers could orient the strategy employed to communicate with first-time donors to improve donors' retention. Arousing a sense of social identification with others with the same blood type may reveal a promising avenue.

Indexed as

Blood DonorsBlood Group AntigensHumansTime FactorsBlood Group Antigensblood donor retentiondonor identityfirst-time donorspersonalized communication

Identifiers

PMID35676888
PMCPMC9543148

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.