Effect of Hypophosphatemia on Neuro-excursion Efficiency During Mechanical Ventilator Weaning

Low phosphorus patients receive intravenous phosphate supplementation according to the clinical phosphate supplementation protocol at our center: patients with blood phosphorus \< 0.4mmol/L receive 40mmol of glycerol phosphate sodium intravenously via infusion or injection over 4-6 hours; patients with blood phosphorus 0.4-0.8mmol/L receive 30mmol of glycerol phosphate sodium intravenously via infusion or injection; Normal phosphorus patients do not require any special treatment.