COVID-19 Symptom Tracker

COVID-19 Symptom Tracker - C-19 ST

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

DRKS

Registry ID

DRKS00021305

Enrollment

100000

Registered

2020-06-26

Start date

2020-04-13

Completion date

Unknown

Last updated

2025-04-07

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

Conditions

U07.1

Interventions

Group 1: Participants are asked once regarding their risk factors and daily concerning possible symptoms of a COVID-19 infection via an app-based questionnaire.

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: No further inclusion criteria

Exclusion criteria

Exclusion criteria: No further exclusion criteria

Design outcomes

Primary

Measure	Time frame
Aim of the study: Symptom progression and detection of new symptoms	—

Secondary

Measure	Time frame
Local spread of the infection	—

Countries

Australia, Austria, France, Germany, Liechtenstein, New Zealand, Spain, Switzerland, United Kingdom, United States, Uruguay

Contacts

Public ContactMartin Zens

Universitätsklinikum Freiburg

zens@eureqa.io+491633374461

Outcome results

None listed

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