[Retracted] Analysis of Immunotherapy Combined with Radiotherapy in Patients with Brain Metastasis of Driver Gene-Negative Non-Small-Cell Lung Cancer

Table 5

Comparison of toxic and side effects of three groups in different radiotherapy modes (n,%).

Group	Group A (n = 20)	Group B (n = 25)	Group C (n = 22)	χ ^2 value	value
Reactive capillary hyperplasia	11 (55.00%)	12 (48.00%)	10 (45.45%)	0.407	0.816
Leukopenia	7 (35.00%)	10 (40.00%)	4 (18.18%)	2.766	0.251
Radiation brain injury	0 (0.00%)	2 (8.00%)	2 (9.09%)	1.835	0.400
Immune-related pneumonia	1 (5.00%)	1 (4.00%)	1 (4.55%)	0.026	0.987