[Retracted] Effect of Autoimmune Cell Therapy on Immune Cell Content in Patients with COPD: A Randomized Controlled Trial

Table 10

Comparison of proportion of B cells in the peripheral blood serum between two groups (%).

Project	Control group; ()	Treatment group; ()
Before treatment			0.256	0.799
30 days after treatment		^△	2.863	0.006
90 days after treatment		^△	2.289	0.026