Treatment effects of different immunosuppressive regimens in paraquat-poisoned patients with hemoperfusion treatment.

<p>Cox regression analysis of mortality rates among different treatment groups, adjusted for age and sex, was used to calculate the hazard ratio. Abbreviations: No IST: No immunosuppressive treatment (Hemoperfusion alone); IST: Immunosuppressive treatment; MP: Methylprednisolone; CP: Cyclophosphamide; DEX: Dexamethasone.