deaths (OS)progression or deaths (PFS)RFS/DFS

mEC - (neo)adjuvant (NA) metastatic/advanced - esophageal cancer (mEC) mEC - (neo)adjuvant (NA)

versus placebo
nivolumab alone vs. placebo 1 ---

mEC - 1st line (L1) metastatic/advanced - esophageal cancer (mEC) mEC - 1st line (L1)

mEC - 2nd line (L2) metastatic/advanced - esophageal cancer (mEC) mEC - 2nd line (L2)

versus Standard of Care (SoC)
nivolumab alone vs. Standard of Care (SoC) 1 0.77 [0.62; 0.96], 1 RCT, I2=0% conclusive
unassessable degree of certainty
1.08 [0.87; 1.34], 1 RCT, I2=0%
inconclusive result
-