Immunity induced by Yellow Fever vaccination in the elderly (60 years or OLDer) traveller

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

ISRCTN

Registry ID

ISRCTN42180653

Enrollment

Registered

2007-09-05

Start date

2007-10-01

Completion date

Unknown

Last updated

2021-10-18

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

Conditions

Yellow Fever vaccination Infections and Infestations

Interventions

Yellow fever vaccination (only an extra intervention in control group), blood drawing and urine sampling.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Elderly group: 1. Age of 60 years or older 2. Indication for yellow fever vaccination according to Dutch travel guidelines Control group: age under 60 years

Exclusion criteria

Exclusion criteria: 1. Immune suppression due to disease or medication 2. Pregnancy

Design outcomes

Primary

Measure	Time frame
1. Neutralizing antibodies 2. Yellow fever viremia	—

Secondary

Measure	Time frame
1. Presence of yellow fever virus proteins in urine samples 2. Adverse events	—

Countries

Netherlands

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026