Qixue Shuangbu decoction and acupuncture combined with Western medicine in acute severe stroke patients

Table 2 Comparison of complement and immunoglobulins system indexes between and within groups (mean ± SD)

Indicators	Time	Control group (n = 34)	Observation group (n = 34)	t value	P value
Complement C3 (g/L)	Before treatment	1.04 ± 0.12	1.02 ± 0.13	0.659	0.512
	After treatment	1.28 ± 0.17a	1.43 ± 0.21a	3.237	0.002
Complement C4 (g/L)	Before treatment	0.22 ± 0.05	0.23 ± 0.04	0.911	0.366
	After treatment	0.31 ± 0.07a	0.37 ± 0.09a	3.068	0.003
IgM (g/L)	Before treatment	0.74 ± 0.11	0.73 ± 0.14	0.327	0.744
	After treatment	1.11 ± 0.15a	1.36 ± 0.18a	6.221	0.000
IgG (g/L)	Before treatment	9.74 ± 0.41	9.68 ± 0.38	0.626	0.534
	After treatment	10.64 ± 0.52a	11.47 ± 0.61a	6.038	0.000

^aP < 0.05 vs before treatment.

Ig: Immunoglobulins.