This trial is studying whether sintilimab, in combination with chemotherapy, is more effective than placebo + chemotherapy in treating patients with advanced esophageal squamous cell carcinoma that cannot be removed by surgery.
2 Primary · 8 Secondary · Reporting Duration: From date of randomization until the date of death from any cause, assessed up to 40 months.
Active Control
Experimental Treatment
746 Total Participants · 2 Treatment Groups
Primary Treatment: Sintilimab · Has Placebo Group · Phase 3
Age 18 - 75 · All Participants · 5 Total Inclusion Criteria
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