Monovalent Rotavirus Vaccine Effectiveness Against Rotavirus Hospitalizations Among Children in Zimbabwe
Clinical Infectious Diseases·
- DOI
- 10.1093/cid/ciy1096
- PMID
- 30590488
- PMCID
- PMC8851377
- OpenAlex
- W2906392374
- Study type
- Case-control study
- Publisher
- Oxford University Press (OUP)
- Article type
- journal-article
- Integrity
- current
Why this research matters now
The documented protective outcomes reinforce the utility of oral rotavirus immunizations in regions experiencing elevated pediatric mortality. These findings may assist public health authorities in evaluating immunization adoption strategies for comparable epidemiological environments.
Structured evidence summary
Research question
What is the protective impact of the monovalent rotavirus immunization in reducing clinic visits and admissions for rotavirus-associated gastrointestinal illness among young children in Zimbabwe?
Study design
The investigation applied a test-negative case-control methodology across two routine monitoring locations in Harare. Pediatric participants under five years of age presenting with acute watery diarrhea were enrolled for systematic observation.
Population and setting
The cohort consisted of children younger than five years seeking medical attention at designated hospitals and emergency departments in Harare, Zimbabwe.
Main findings
Analysis of nearly four thousand participants indicated that vaccinated children aged six to eleven months faced substantially reduced odds of rotavirus-related medical encounters. The estimated effectiveness reached approximately sixty-one percent for all disease severities and sixty-eight percent for severe clinical presentations. Protective estimates appeared lower among malnourished participants compared to peers with standard growth measurements.
Public-health relevance
The documented protective outcomes reinforce the utility of oral rotavirus immunizations in regions experiencing elevated pediatric mortality. These findings may assist public health authorities in evaluating immunization adoption strategies for comparable epidemiological environments.
Important limitations
The evaluation utilizes a test-negative case-control framework without explicit discussion of potential confounding variables or selection biases. Because the provided text lacks formal constraints, this summary is limited to the supplied single-article abstract/metadata and requires the original paper for decision-grade interpretation.
GIDS interpretation
This publication provides contextual information regarding pediatric diarrheal disease management and immunization strategies in southern Africa. It functions as a reference point for tracking regional vaccine performance trends rather than indicating active outbreak monitoring or real-time signal detection.
Related GIDS surveillance
Literature context does not validate, explain, or change a surveillance signal. Exact and contextual relationships are shown separately.
Evidence relationships
This article has 12 auditable classifier relationships to diseases, places, topics, and study design.