Effects of radiotherapy on lymphocytes in patients with middle and lower esophageal cancer and its relationship with prognosis

Table 5 Comparison of different grades of lymphocytopenia with different CoTNM-Heart V₁₀, CoTNM-Lung V₅, and CoTNM- Lung V₂₀ score values

	No.	G1-G3 80 (%)	G4 32 (%)	χ2	P value
CoTNM-heartV10				16.697	0.000
0 score	40	37 (46.3)	3 (9.4)
1 score	50	33 (41.3)	17 (53.1)
2 score	22	10 (12.5)	12 (27.5)
CoTNM-lungV5				10.997	0.004
0 score	40	35 (43.8)	5 (15.6)
1 score	33	24 (30.0)	9 (28.1)
2 score	39	21 (26.3)	18 (56.3)
CoTNM-lungV20				16.923	0.000
0 score	42	35 (43.8)	7 (21.9)
1 score	48	37 (46.3)	11 (34.4)
2 score	22	8 (10.0)	14 (43.8)