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The study could not be performed.
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The aim of this study is to evaluate the survival benefit of low-dose aspirin use for stage II-III esophageal cancer patients.
The investigators aimed to evaluate the hypothesis that low-dose aspirin can improve survival in stage II-III esophageal cancer patients, and to evaluate whether this effect is influenced by PIK3CA, KRAS, BRAF mutation and COX-2 expression. Eligible participants will be randomized to either aspirin treatment arm (100 mg aspirin OD for 3 years), or non-aspirin user arm in 1:1 ratio. After randomization, participants will receive 3 monthly assessments during treatment and follow-up.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Experimental Arm | Experimental | Experimental Arm: acetylsalicylic acid (Aspirin) 100 mg OD for 3 years |
|
| Comparator Arm | No Intervention | Non-aspirin use arm as comparator |
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Acetylsalicylic acid | Drug | Acetylsalicylic acid (Aspirin) 100 mg OD for 3 years |
|
| Measure | Description | Time Frame |
|---|---|---|
| Disease-free survival | 5 years | |
| Overall survival | 5 years |
| Measure | Description | Time Frame |
|---|---|---|
| Adverse events | 5 years |
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Inclusion Criteria:
Exclusion Criteria:
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| ID | Term |
|---|---|
| D004938 | Esophageal Neoplasms |
| ID | Term |
|---|---|
| D005770 | Gastrointestinal Neoplasms |
| D004067 | Digestive System Neoplasms |
| D009371 | Neoplasms by Site |
| D009369 | Neoplasms |
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| ID | Term |
|---|---|
| D001241 | Aspirin |
| ID | Term |
|---|---|
| D012459 | Salicylates |
| D062385 | Hydroxybenzoates |
| D010636 | Phenols |
| D001555 | Benzene Derivatives |
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| D006258 |
| Head and Neck Neoplasms |
| D004066 | Digestive System Diseases |
| D004935 | Esophageal Diseases |
| D005767 | Gastrointestinal Diseases |
| D006841 |
| Hydrocarbons, Aromatic |
| D006844 | Hydrocarbons, Cyclic |
| D006838 | Hydrocarbons |
| D009930 | Organic Chemicals |