Table 3.

Values of B cell immunity among three groups (± s.d.).

Index	AMI(a) (N=210)	SAP (b) (N=210)	Con(c) (N=250)	P (all)	P (a/c)	P (b/c)	P (a/b)
CD19+(%)	9.4±5.0	10.3±4.7	13.7±4.6	0.00	0.00	0.00	0.212
IgA (g/L)	2.3±1.0	2.2±0.8	1.9±0.7	0.00	0.001	0.014	0.487
IgM(g/L)	0.8±0.42	0.8±0.35	1.2±0.41	0.00	0.00	0.00	0.572
IgG (g/L)	10.8±2.6	11.2±2.2	12.0±2.3	0.00	0.00	0.001	0.242