1 = man
2 = woman

1 = active
2 = Non
3 = Former
4 = SecondHand

0 = No
1 = yes

0 = No
1 = Yes

1 = 0-1
2 = 2
3 = 3-4

1 = cisplatin/carboplatin -etoposid
2 = cisplatin/carboplatin-etopozide and atezolizumab
3 = Others

1 = Stable Disease
2 = Partial Response
3 = Complete Response
4 = Progressive Disease

1 = temozolamide irinotecan
2 = gemcitabin
3 = vinorelbine
4 = paclitaxel
5 = docetaxel
6 = topotecan
7 = temozolamide
8 = irinotecan
9 = Others

1 = temozolamide irinotecan
2 = gemcitabin
3 = vinorelbin
4 = paclitaxel
5 = docetaxel
6 = topotecan
7 = temozolamide
8 = irinotecan
9 = Others