# Persistence of Immunogenicity Following Reduced PCV Dosing Schedules in South African Children

> **NCT04275284** · — · COMPLETED · sponsor: **University of Witwatersrand, South Africa** · enrollment: 600 (actual)

## Conditions studied

- Pneumonia
- Meningitis

## Interventions

- **BIOLOGICAL:** PCV10
- **BIOLOGICAL:** PCV13

## Key facts

- **NCT ID:** NCT04275284
- **Lead sponsor:** University of Witwatersrand, South Africa
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2020-02-14
- **Primary completion:** 2022-12-01
- **Final completion:** 2022-12-01
- **Target enrollment:** 600 (ACTUAL)
- **Last updated:** 2024-08-23


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04275284

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04275284, "Persistence of Immunogenicity Following Reduced PCV Dosing Schedules in South African Children". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04275284. Licensed CC0.

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