It believed that the factors related with surgery included gastric electrical rhythm disturbance vagus nerve and sympathetic nerve injury in operation secretion and regulation disorder of gastrointestinal hormone and infection etc.

认为与手术有关的因素主要包括：胃电节律失常，手术损伤交感神经、 迷走神经，胃肠道 激素分泌和调节紊乱，感染等。