About this trial
This prospective observational study aims to evaluate the efficacy and safety of immune checkpoint inhibitors as first-line and neoadjuvant therapy for advanced gastric cancer, while also investigating relevant biomarkers to better understand their role in immunotherapy outcomes
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Age 18 years old or above
Patients with advanced gastric cancer or locally advanced gastric cancer
Have not received any previous anti-tumor therapy
Patients expected to receive immunotherapy for first-line or neoadjuvant therapy
Disqualifiers
Patients with contraindications to immunotherapy
Have received anti-tumor treatments such as immunotherapy and chemotherapy
Have a history of active immune deficiency or autoimmune diseases, including HIV positive test, or have other acquired or congenital immune deficiency diseases, or have a history of organ transplantation or autoimmune diseases
Severe chronic or active infection requires systemic antibacterial, antifungal, or antiviral treatment, including tuberculosis infection. Have a history of active tuberculosis infection ≥ 1 year before recruitment should also be excluded, unless proved has been completed appropriate treatment
Trial population
Patients with pathologically defined, locally inoperable or advanced gastric cancer who have not received any previous anti-tumor therapy and are expected to receive immunotherapy.
Trial design
Cohort
Prospective
Treatments tested in this trial
ICI plus Chemothearpy
DrugThis intervention involves the administration of immune checkpoint inhibitors (ICIs) in combination with standard chemotherapy.
Chemotherapy
DrugThis intervention involves the administration of standard chemotherapy alone.
Treatment groups
Trial outcomes
Primary outcomes
Overall survival (OS)
The time from the starting date of study drug to death
Secondary outcomes
Disease Control Rate (DCR) as assessed by RECIST1.1
The proportion of subjects with complete response (CR) and partial response (PR) and stable disease(SD)in total subjects.
Duration of response (DOR) as assessed by RECIST1.1
The time from the date for first documented response of complete response (CR) or partial response (PR) to the date of first documented of disease progression or death, whichever occurs first.
Number of participants with treatment-related adverse events as assessed by CTCAE5.0
Incidence and severity of adverse effects associated with the treatments, categorized by type and grade according to the Common Terminology Criteria for Adverse Events (CTCAE v5.0).
Progression-free survival (PFS) as assessed by RECIST1.1
The time from the starting date of study drug to the date of first documentation of disease progression or death, whichever occurs first
Sponsors and contacts
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