deaths (OS)

mNSCLC - L2 - PDL1 positive metastatic/advanced NSCLC (mNSCLC) - 2nd line (L2) mNSCLC - L2 - PDL1 positive

versus docetaxel
atezolizumab alone vs. docetaxel 1 0.77 [0.64; 0.92], 1 RCT, I2=0% conclusive
unassessable degree of certainty