Neutrophil-to-lymphocyte and Platelet-to-lymphocyte Ratio in Predicting the Incidence of Nausea and Vomiting

By comparing the incidence of PONV, the dosage of postoperative antiemetic drugs, the postoperative VAS score and the utilization rate of PCIA of hemophilia A patients in the NLR≥2 and NLR<2 groups, investigators could find out the high value in the diagnosis of hemophilia A, which is helpful to guide the clinical diagnosis and treatment of hemophilia A.

Inclusion Criteria:The patients with hemophilia A undergoing unilateral total knee arthroplasty.The age of the patients ranged from 18 to 70 years.American Society of Anesthesiologists is graded as I~IIINo history of mental illnessNo history of antiemetic and anticholinergic drugs.No history of serious gastrointestinal diseases.Exclusion Criteria:Patients who have received long-term steroid treatmentPatients who need more than 2.5 mg neostigmine to reverse muscle relaxantsPatients with previous malignant tumor, malabsorption, morbid obesity, hypogonadism, thyroid and parathyroid diseases and autoimmune diseases.