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Effectiveness of a pay it forward intervention compared with user-paid vaccination in promoting 23-valent pneumococcal polysaccharide vaccination uptake among children and older adults in China: a two-arm parallel randomized controlled trial

Effectiveness of a pay it forward intervention compared with user-paid vaccination in promoting 23-valent pneumococcal polysaccharide vaccination uptake among children and older adults in China: a two-arm parallel randomized controlled trial

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2400079410
Enrollment
Unknown
Registered
2024-01-03
Start date
2024-06-05
Completion date
Unknown
Last updated
2024-08-12

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Pneumococcal disease

Interventions

pay it forward group:Participants in this group were informed of the standard cost of the 23-valent pneumococcal polysaccharide vaccine, but previous vaccinees had already made donations to cover part
self-pay group:Participants in this group were informed of the normal cost of the 23-valent pneumococcal polysaccharide vaccine, and after watching a pneumonia vaccine promotional video, participants

Sponsors

Guangxi Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
2 Years to No maximum

Inclusion criteria

Inclusion criteria: (i) Children aged 2-6 years (less than 7 years old) or older adults aged =60 years old; (ii) Meeting medical requirements for vaccination with 23-valent pneumococcal polysaccharide vaccine; (iii) Have resided in the local community for the past three months; (iv) Mentally competent to provide informed consent for vaccination.

Exclusion criteria

Exclusion criteria: (i) Children or older adults with severe chronic or psychiatric illnesses; (ii) Children or older adults with a clinically evaluated risk of allergy to the 23-valent pneumococcal polysaccharide vaccine; (iii) Children or older adults who have received 23-valent pneumococcal polysaccharide vaccine within 5 years.

Design outcomes

Primary

MeasureTime frame
23-valent pneumococcal polysaccharide vaccination rate: 23-valent pneumococcal polysaccharide vaccination rate in each group = (number of participants vaccinated with 23-valent pneumococcal polysaccharide vaccine in each group/total number of persons enrolled in each group)*100%;

Secondary

MeasureTime frame
Cost-effectiveness analysis of 23-valent pneumococcal polysaccharide vaccine;Differences in willingness to vaccinate with 23-valent pneumococcal polysaccharide vaccine; differences in recommending unvaccinated people to receive 23-valent pneumococcal polysaccharide vaccine;Differences in vaccine safety and incidence of adverse reactions;Differences in attitudes towards vaccination against 23-valent pneumococcal polysaccharide vaccine;Differences in perceptions of gratitude;Differences in knowledge of 23-valent pneumococcal polysaccharide vaccination;

Countries

China

Contacts

Public ContactBingyu Liang

Guangxi Medical University

liangbingyu@gxmu.edu.cn+86 180 7481 4940

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 5, 2026