cohort1
(N=81)
cohort2
(N=52)
P-value
Sex
female 6 (7.4%) 7 (13.5%) 0.396
male 75 (92.6%) 45 (86.5%)
Age (years)
Mean (SD) 63.2 (11.5) 63.0 (6.85) 0.857
Median [Min, Max] 66.0 [2.00, 80.0] 63.0 [49.0, 76.0]
Smoking_history
No 19 (23.5%) 12 (23.1%) 1
Yes 55 (67.9%) 36 (69.2%)
Missing 7 (8.6%) 4 (7.7%)
Stage
III 7 (8.6%) 3 (5.8%) 0.782
IV 74 (91.4%) 49 (94.2%)
治疗线数
二线治疗 6 (7.4%) 4 (7.7%) 1
一线治疗 75 (92.6%) 48 (92.3%)
Best_response
PD 2 (2.5%) 0 (0%) 0.163
PR 38 (46.9%) 22 (42.3%)
SD 21 (25.9%) 22 (42.3%)
Missing 20 (24.7%) 8 (15.4%)
clinical.benefit
DCB 65 (80.2%) 43 (82.7%) 1
NDB 15 (18.5%) 9 (17.3%)
Missing 1 (1.2%) 0 (0%)