Clinical efficacy of neoadjuvant chemotherapy combined with radical gastrectomy in elderly patients with advanced gastric cancer

Table 2 Comparison of common terminology criteria for adverse events grading of complications in neoadjuvant chemotherapy between two groups of gastric cancer patients (cases)

Non hematological complications	Middle aged and young group (n = 111)	Elderly group (n = 37)	χ2 value	P value
New hematological complications
Level 3-4	3	4	-	0.066
Anemia	20	8	0.235	0.628
Level 1-2	18	7	-	-
Level 3-4	2	1	-	-
Leukopenia	40	16	0.613	0.434
Level 1-2	40	16	-	-
Level 3-4	0	0	-	-
Neutropenia	34	11	0.011	0.918
Level 1-2	33	9	-	-
Level 3-4		2	-	-
Thrombocytopenia	9	4	0.253	0.615
Level 1-2	9	3	-	-
Level 3-4	0	1	-	-
Non hematological complications
Level 3-4	14	9	2.900	0.089
Nausea	36	13	0.092	0.762
Level 1-2	28	10	-	-
Level 3-4	8	3	-	-
Vomit	15	6	0.166	0.683
Level 1-2	10	4	-	-
Level 3-4	5	2	-	-
Diarrhea	20	7	0.015	0.902
Level 1-2	16	5	-	-
Level 3-4	4	2	-	-
Mucositis	12	5	0.199	0.766
Level 1-2	9	3	-	-
Level 3-4	3	2	-	-