Effect of Ultra-short-term Treatment of Patients With Iron Deficiency or Anemia Undergoing Adolescent Scoliosis Correction

Patients of this group received placebo treatment consisted of two subcutaneous injections of 1 mL saline and an oral placebo

Patients of this group received Combination treatment consisted of a slow (30 min) intravenous infusion of 20 mg/kg ferric carboxymaltose (maximum of 1000 mg), 40 000 U subcutaneous α erythropoietin,1 mg subcutaneous vitamin B12(, and 5 mg oral folic acid (acidum folicum)