Retrospective Study
Copyright ©The Author(s) 2021.
World J Clin Oncol. Feb 24, 2021; 12(2): 103-114
Published online Feb 24, 2021. doi: 10.5306/wjco.v12.i2.103
Table 4 Progression free survival and overall survival calculated using Wilcoxon rank sum test for comparison


Overall, n (%)
irAE, n (%)
irAE, Median PFS (mo)
P value
irAE, Median OS (mo)
P value
Endo irAE, n (%)
Endo irAE, Median PFS (mo)
P value
Endo irAE, Median OS (mo)
P value
GenderFemale129 (44)41 (45.1)6.30.897716.30.475618 (48.7)7.70.854217.00.9495
Male164 (56)50 (54.9)5.718.519 (51.4)5.717.0
RaceWhite140 (47.8)55 (60.4)7.70.460120.60.023723 (62.2)10.40.224321.80.0356
Black122 (41.6)28 (30.8)5.812.913 (35.1)5.215.8
Others31 (10.6)8(8.8)2.216.01 (2.7)6.2
PDL1 Expression< 50%69 (23.5)16 (17.6)5.20.698514.20.64683 (25.0)5.21.00016.51.0000
> 50%32 (10.9)14 (15.4)6.316.69 (75.0)6.315.8