DCB
(N=11)
NDB
(N=10)
P-value
Smoking history
No 4 (36.4%) 1 (10.0%) 0.366
Yes 7 (63.6%) 9 (90.0%)
Drug type
Atezolizumab 2 (18.2%) 0 (0%) 0.262
Camrelizumab 0 (0%) 1 (10.0%)
Durvalumab 0 (0%) 2 (20.0%)
Nivolumab 3 (27.3%) 2 (20.0%)
Pembrolizumab 6 (54.5%) 5 (50.0%)