Grouping

IgG

IgM

IgA

Before chemotherapy

12.01 ± 1.32

1.43 ± 0.21

1.32 ± 0.15

After 1 cycle of chemotherapy

11.01 ± 1.12

1.21 ± 0.14

1.06 ± 0.12

After 2 cycles of chemotherapy

10.78 ± 1.35

0.95 ± 0.13

0.91 ± 0.13