Control observation of different digestive tract reconstruction methods in total gastrectomy for gastric cancer

Table 5 Comparison of immunological indicators between the two groups of patients, mean ± SD

Group	n	CD3 + (%)		CD4 + (%)		CD8 + (%)
		Before operation	One month after surgery	Before operation	One month after surgery	Before operation	One month after surgery
A group	90	63.20 ± 5.10	56.13 ± 4.77a	42.30 ± 4.46	38.37 ± 4.09a	24.42 ± 2.66	28.30 ± 2.96a
B group	82	64.51 ± 5.37	54.92 ± 4.40a	43.17 ± 4.85	37.45 ± 4.76a	25.07 ± 3.00	29.16 ± 3.05a
t		-1.641	1.724	-1.226	1.363	-1.506	-1.876
P value		0.103	0.087	0.222	0.175	0.134	0.062

^aP < 0.05.

P values compared with the preoperative group. CD: Cluster of differentiation.