Clinical trial · Observational
EffectiveNess of Low Dose Aspirin in GastrointEstinal Cancer Prevention - Taiwan
NCT03579732CI-TRIAL-00047385ENgAGE-TaiwancompletedClinicalTrials.gov clinicaltrialsProvenance
- Source
- ClinicalTrials.gov
- Retrieved
- Sep 8, 2026
- Layer
- normalized (units and labels harmonized; values unchanged)
- Run
- ING-CLINICALTRIALS-20260908-000001
Summary
Brief summary (as posted)
The study evaluates the protective effect of low-dose aspirin use on gastrointestinal cancers (colorectal, esophageal and gastric cancers) in long-term users, episodic users and non-users of aspirin in Taiwan.
Conditions
Conditions (1)
Free-text conditions as registered, with the CancerIndex entity they were reconciled to and the match type.
| Condition (as posted) | Mapped entity | Match | Confidence |
|---|---|---|---|
| Colorectal Neoplasms | Colorectal Neoplasm | ONTOLOGY_EXACT | 0.98 |
Interventions
Interventions (2)
| Intervention | Type | Mapped drug | Match |
|---|---|---|---|
| Aspirin (Acetylsalicylic Acid, BAYE4465) | Drug | Aspirin | ALIAS |
| No drug | Other | — | UNRESOLVED |
Design
Arms and outcomes
Arms (4)
- label
- Long-term users
- description
- Adults using low-dose aspirin for \> 3 years
- interventionNames
- Drug: Aspirin (Acetylsalicylic Acid, BAYE4465)
- label
- Episodic users
- description
- Adults using low-dose aspirin inconsistently, or consistently but \< 3 years
- interventionNames
- Drug: Aspirin (Acetylsalicylic Acid, BAYE4465)
- label
- Former users
- description
- Subset of adult Episodic users of aspirin who discontinued the drug for at least 1 year before case/ control date
- interventionNames
- Drug: Aspirin (Acetylsalicylic Acid, BAYE4465)
Eligibility
Eligibility (as posted)
- Sex
- All
- Minimum age
- 40 Years
Show eligibility criteria text
Inclusion Criteria: * Age 40 or older at the cohort entry date. * Taiwanese National Health Insurance enrollees with non-missing and consistent age and gender information. Exclusion Criteria: * Subjects with any cancer diagnosis before cohort entry date. * No use of National Health Insurance before the cohort entry date. * Low dose aspirin prescription before cohort entry date. * Subjects with conditions contra-indicated for low dose aspirin use before cohort entry date.
References
Publications (0)
Data not yet available
No reference posted for this study.