Therapeutic effectiveness of intratympanic and retroauricular methylprednisolone sodium succinate for refractory sudden sensorineural hearing loss in diabetic patients

Figure 4 Serum biochemical indexes of the two groups. A: Changes in interleukin-6 in the two groups before and after treatment; B: Changes in C-reactive protein before and after treatment in the two groups; C: Pre- and post-treatment procalcitonin in two groups. ^aP < 0.05, ^bP < 0.01 in the inter-group comparison. IL-6: Interleukin-6; CRP: C-reactive protein; PCT: Post-treatment procalcitonin.