The expression of hTERT mRNA and cellular immunity in gastric cancer and precancerosis

Table 3 T lymphocyte subsets and NK cells in different stages of gastric cancer (¯x ± s)

groups	n	CD3+ (%)	CD4+ (%)	CD8+ (%)	CD4+/CD8+	NK
tumor gross type
early	8	57.5 ± 5.5	32.1 ± 9.1	28.2 ± 10.0	1.1 ± 0.6	8.7 ± 3.9
advanced	34	52.9 ± 9.8b	26.8 ± 6.0b	35.5 ± 8.1	0.8 ± 0.3a	9.6 ± 4.5
lymph node metastasis
without	13	57.3 ± 7.8	31.2 ± 7.4	32.4 ± 8.5	1.1 ± 0.4	9.7 ± 4.7
with	29	52.5 ± 10.1c	25.7 ± 5.8c	36.7 ± 8.1	0.7 ± 0.3c	9.2 ± 4.3

^aP < 0.05,

^bP < 0.01vs early-stage cancer;

^cP < 0.05 vs the cancer patients without lymph node metastasis