Clinical trial NCT02567006: SMS Mobile Technology to Improve Early Childhood Vaccine Coverage in Guatemala
Official title: SMS Mobile Technology to Improve Early Childhood Vaccine Coverage in Guatemala
Study type: INTERVENTIONAL
Overall status: COMPLETED
Phase: NA
Conditions: Adherence to Vaccination Schedules
Timeliness of Vaccination
Acceptability of SMS Reminder Program
Keywords: vaccines
reminders
immunization timeliness
vaccine coverage
Lead sponsor: University of Colorado, Denver
Sponsor class: OTHER
Collaborators: name: Universidad del Valle, Guatemala
name: Fundacion para la Salud Integral de los Guatemaltecos CU
name: Ministry of Health, Guatemala
name: Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
First posted: 2015-10-02
Enrollment: 720
Sex: ALL
Minimum age (years): 6
Maximum age (years): 6
Standard ages: CHILD
Accepts healthy volunteers: yes
Allocation: RANDOMIZED
Intervention model: PARALLEL
Primary purpose: HEALTH_SERVICES_RESEARCH

Brief summary: This project plans to learn more about whether sending text messages to parents on their mobile phones to remind them when their child is due for his or her next vaccination will improve children getting vaccinated on time.

Detailed description: This project plans to learn more about whether sending text messages to parents on their mobile phones to remind them when their child is due for his or her next vaccination will improve children getting vaccinated on time. The vaccines that will be given are the same routine vaccinations registered in Guatemala and used by the Ministry of Health regardless of enrollment in the study.

Eligibility criteria: Inclusion Criteria:

* First dose of primary vaccination series
* Parents owning a mobile phone and able to decipher SMS messages
* Consent form signed

Exclusion Criteria:

* Moving away from the study site in the next 12 months
* Ineligible for primary vaccination series by the MOH

Primary outcomes:
measure: Completion of vaccine primary series
timeFrame: 12 months of age
Secondary outcomes:
measure: Factors associated with immunization delays
timeFrame: 12 months
measure: Acceptability of SMS vaccine reminders
timeFrame: 12 months
measure: Timeliness of immunization
timeFrame: 12 months
Other outcomes:
Locations:
city: Coatepeque
country: Guatemala
facility: Fundacion para la Salud Integral de los Guatemaltecos CU
state: Quetzaltenango
city: Guatemala
country: Guatemala
facility: University del Valle, Guatemala
Study officials:
affiliation: University of Colorado, Denver
name: Edwin J Asturias, MD
role: STUDY_CHAIR
affiliation: University of Colorado, Denver
name: Gretchen Domek, MD
role: PRINCIPAL_INVESTIGATOR
affiliation: University del Valle, Guatemala
name: Ingrid L Contreras, MD
role: STUDY_DIRECTOR
References:
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citation: Head KJ, Noar SM, Iannarino NT, Grant Harrington N. Efficacy of text messaging-based interventions for health promotion: a meta-analysis. Soc Sci Med. 2013 Nov;97:41-8. doi: 10.1016/j.socscimed.2013.08.003. Epub 2013 Aug 13.
citation: Palmer MJ, Henschke N, Bergman H, Villanueva G, Maayan N, Tamrat T, Mehl GL, Glenton C, Lewin S, Fonhus MS, Free C. Targeted client communication via mobile devices for improving maternal, neonatal, and child health. Cochrane Database Syst Rev. 2020 Jul 14;8(8):CD013679. doi: 10.1002/14651858.CD013679.
citation: Domek GJ, Contreras-Roldan IL, Bull S, O'Leary ST, Bolanos Ventura GA, Bronsert M, Kempe A, Asturias EJ. Text message reminders to improve infant immunization in Guatemala: A randomized clinical trial. Vaccine. 2019 Sep 30;37(42):6192-6200. doi: 10.1016/j.vaccine.2019.08.046. Epub 2019 Sep 3.
citation: Domek GJ, O'Leary ST, Bull S, Bronsert M, Contreras-Roldan IL, Bolanos Ventura GA, Kempe A, Asturias EJ. Measuring vaccine hesitancy: Field testing the WHO SAGE Working Group on Vaccine Hesitancy survey tool in Guatemala. Vaccine. 2018 Aug 23;36(35):5273-5281. doi: 10.1016/j.vaccine.2018.07.046. Epub 2018 Jul 27.