Evaluation of symptom checkers in the emergency department

Evaluation of symptom checkers in the emergency department - SCREENER

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

DRKS

Registry ID

DRKS00024830

Enrollment

450

Registered

2021-03-29

Start date

2021-04-08

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

All patients who present themselves in the emergency room

Interventions

Group 1: The patient starts with the Ada chatbot and then uses Symptoma Group 2: The patient starts with Symptoma and then uses the Ada chatbot

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: The patient speaks fluent German and would like to take part in the study

Exclusion criteria

Exclusion criteria: 1. Intubated patients 2. Instable patients requiring immediate direct medical treatment 3. Instable patients with severe injuries requiring immediate direct medical treatment 4. Patients unwilling or unable to give informed consent 5. Isolated patients

Design outcomes

Primary

Measure	Time frame
Diagnostic accuracy of the two symptom checkers compared to the medical diagnosis	—

Secondary

Measure	Time frame
- Evaluation of the tools' recommendations for action - Evaluation of usability - Evaluation of time to complete - Usage of resources to clarify symptoms (internet, doctor visits)	—

Countries

Germany

Contacts

Public ContactJohannes Knitza

Medizinische Klinik 3, Universitätsklinikum Erlangen

johannes.knitza@uk-erlangen.de+4991318534742

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 6, 2026