NCT03366441

Brief Summary

Blood donor retention is a critical strategy to ensure the safety and sufficiency of clinical blood supply. An effective strategy can prevent donors from lapsing and eventually becoming inactive.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
11,880

participants targeted

Target at P75+ for not_applicable

Timeline
Completed

Started Oct 2016

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

October 20, 2016

Completed
1.1 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

November 10, 2017

Completed
24 days until next milestone

First Submitted

Initial submission to the registry

December 4, 2017

Completed
1 day until next milestone

Study Completion

Last participant's last visit for all outcomes

December 5, 2017

Completed
3 days until next milestone

First Posted

Study publicly available on registry

December 8, 2017

Completed
Last Updated

November 14, 2018

Status Verified

November 1, 2018

Enrollment Period

1.1 years

First QC Date

December 4, 2017

Last Update Submit

November 9, 2018

Conditions

Blood Donor

Outcome Measures

Primary Outcomes (1)

  • Blood donation rate

    Number of blood donors donate blood again divided by the number of participants in every group after intervened.

    1 year

Secondary Outcomes (1)

  • Self-deferral reasons of not donating

    1 day

Study Arms (3)

Telephone group

EXPERIMENTAL

The telephone group received telephone calls. All non-response and refusing donors were included for further follow-up. Donors who answered the phone call and agreed to be interviewed were asked the reasons why they had stopped donating according to a pre-designed questionnaire. All of the responsed donors were re-recruited by altruistic appeal.

Other: Telephone call

SMS group

EXPERIMENTAL

The SMS intervention group received the following text message:"Dear donors, Thank you for your donation through which your love brought hope to those helpless patients and your donated blood reignited the fire in their lives. If you can, please consider donating blood again to save a life. Thank you again for your support!" . All donors either receiving or not receiving the message were included for further follow-up.

Other: SMS

Control group

NO INTERVENTION

No intervention will be giving to this group.

Interventions

Telephone callOTHER

From 20 October to 10 November 2016, telephone calls were given to the donors in the phone call group

Telephone group
SMSOTHER

Text messages were sent to an equal number of donors in the SMS group

SMS group

Eligibility Criteria

Age18 Years - 50 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64)

You may qualify if:

  • Donated blood at least once between Januanry 1 to September 30 2016, and the blood test result is qualified.

You may not qualify if:

  • Having donated again before intervened.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Guangzhou Blood Center

Guangzhou, Guangdong, 510095, China

Location

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
SINGLE
Who Masked
PARTICIPANT
Purpose
OTHER
Intervention Model
PARALLEL
Sponsor Type
OTHER GOV
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Principal Investigator

Study Record Dates

First Submitted

December 4, 2017

First Posted

December 8, 2017

Study Start

October 20, 2016

Primary Completion

November 10, 2017

Study Completion

December 5, 2017

Last Updated

November 14, 2018

Record last verified: 2018-11

Locations

CN(1)