Improving a clinical prediction model for CT head scan use in non-traumatic seizures: the SeizCT optimized model

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

TCTR

Registry ID

TCTR20250512002

Enrollment

308

Registered

2025-05-12

Start date

2019-11-01

Completion date

Unknown

Last updated

2026-08-03

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

Conditions

Non-traumatic seizure Seizures, Tomography, X-Ray Computed, Glasgow Coma Scale, Clinical Prediction Rules, Diagnosis, Mobile Applications.

Interventions

Non-traumatic patients underwent CT head scan result in a positive CT brain imaging responsible for seizure.,Non-traumatic patients underwent CT head scan result in a negative CT brain imaging.

Diagnostic,Diagnostic

Positive CT head findings,Negative CT head findings

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1. Age 18 years or older 2. Non-traumatic seizure 3. Underwent CT brain scan

Exclusion criteria

Exclusion criteria: 1. Incident with suspicion of traumatic brain injury within 30days. 2. CT brain scan result does not provide definitive conclusion amongst specialist on cause of seizure. 3. Absence of close relatives makes it impossible to asses patient's GCS baseline. 4. Pregnancy

Design outcomes

Primary

Measure	Time frame
Model performance 3 hours 1)Discriminative ability 2) Calibration 3) Internal validation 4) Decision curve analysis	—

Secondary

Measure	Time frame
N/A N/A N/A	—

Countries

Thailand

Contacts

Public ContactKreshya Sudsanoh

Lampang Hospital

kreshyasudsanoh@gmail.com66646955000

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 10, 2026