| atezolizumab based treatment | avelumab based treatment |
| atezolizumab plus SoC | avelumab alone | avelumab plus pegylated liposomal doxorubicin | avelumab plus SoC |
Comparator:
vs pegylated liposomal doxorubicin; vs Standard of Care (SoC); vs placebo plus SoC;
Risk of bias:
low;
some concerns;
high;
NA;