Table 6. Comparison of T Cell Subgroup, HBV Specific CTL ^a, Non-Specific CTL and NK ^a Cells in Group A after the Disease Progressed to Chronic Severe Hepatitis B, Group B 10 Days after Admission and the baseline of both Groups (mean ± SD).

	CD3+	CD4+	CD8+	CD4+/CD8+	Non-Specific CTL	HBV Specific CTL	NK Cells
Group A, (n = 49)
Baseline	65.01 ± 1.27	30.61 ± 1.67	30.09 ± 1.21	1.02 ± 0.05	20.24 ± 1.57	0.32 ± 0.02 (n = 25)	10.33 ± 1.93
After progress	65.42 ± 2.13	28.25 ± 1.66	33.38 ± 1.51	0.85 ± 0.06	23.47 ± 1.77	0.33 ± 0.03 (n = 25)	7.02 ± 1.45
t value	1.125	6.441	10.887	11.567	8.83	0.971	9.594
P value	< 0.05	< 0.01	< 0.01	< 0.01	< 0.01	< 0.05	< 0.01
Group B, (n = 206)
Baseline	65.83 ± 3.07	34.23 ± 1.71	26.95 ± 1.51	1.28 ± 0.06	17.18 ± 1.28	0.31 ± 0.03 (n=103)	13.08 ± 1.41
10 d after admission	65.87 ± 3.15	34.17 ± 1.72	26.97 ± 1.44	1.27 ± 0.08	17.21 ± 1.55	0.30 ± 0.03 (n=103)	13.07 ± 1.98
t value	0.161	0.492	0.251	0.664	0.283	2.86	0.059
P value	< 0.05	< 0.05	< 0.05	< 0.05	< 0.05	< 0.01	< 0.05

^a Abbreviation: CTL, cytotoxic T lymphocyte; NK, natural killer