Fig. 1From: Blood purification therapies in methotrexate-induced acute kidney injury: four case reportsComparison of reduction rates in the various blood purification methods. Reduction rate is calculated by dividing the difference of MTX blood concentration before and after blood purification by MTX blood concentration before blood purification. HD + HP therapy #1–#3 was done in case 3; HD + HP therapy #4 was done in case 4Back to article page