Randomized Controlled Trial of the Impact of Mobile Phone Delivered Reminders and Travel Subsidies to Improve Childhood Immunization Coverage Rates and Timeliness in Western Kenya

Johns Hopkins Bloomberg School of Public Health1 site in 1 country2,018 target enrollmentOctober 2013

ConditionsDiphtheria Tetanus Pertussis Hepatitis B Haemophilus Influenzae Type b Measles

Overview

Phase: N/A
Intervention: Not specified
Conditions: Diphtheria
Sponsor: Johns Hopkins Bloomberg School of Public Health
Enrollment: 2018
Locations: 1
Primary Endpoint: Percent of children immunized
Status: Completed
Last Updated: 3 years ago

Overview Investigators Eligibility Criteria Outcomes Sites Similar Trials

Overview

Brief Summary

The project goal is to conduct a randomized controlled trial (RCT) to test whether mobile phone short message system (SMS) reminders, either with or without mobile-phone based travel subsidies will improve timeliness, coverage, and drop-out rates of routine EPI vaccines in rural western Kenya.

Registry

clinicaltrials.gov

Start Date

October 2013

End Date

February 2016

Last Updated

3 years ago

Study Type

Interventional

Study Design

Parallel

Sex

All

Investigators

Sponsor

Johns Hopkins Bloomberg School of Public Health

Responsible Party

Sponsor

Eligibility Criteria

Inclusion Criteria

•Mother of infant aged 0-4 weeks during the study period
•Current resident of one of the study villages
•Willing to sign informed consent for the study

Exclusion Criteria

•Plans to move out of the study area in the next 6 months
•Resides in a village with active immunization intervention/program
•Has already received immunizations other than birth dose of BCG or polio

Outcomes

Primary Outcomes

Percent of children immunized

Time Frame: Up to 12 months of age

Secondary Outcomes

Percent of fully immunized children (FIC) by study arm(10 months of age)
Proportion of children vaccinated by study arm(Within 2 weeks of each scheduled vaccine date)
Vitamin A coverage, o evaluate if the interventions had impact on other indicators of health status(Age 12 months)
Height-for-age,to evaluate if the interventions had impact on other health status indicators(Age 12 months)
Proportion of children dropping out between doses(Age 24 weeks)
Direct costs for each intervention arm(25 months, approximate time period for deploying interventions)
Proportion of children receiving measles and pentavalent vaccines by study arm(Age 24 weeks (pentavalent only), 10 months and age 12 months)
Proportion in each arm vaccinated by mobile phone ownership and by residential distance from a health facility(Age 12 months)
Bed-net usage, to evaluate if the interventions had impact on other indicators of health status(Age 12 months)