The purpose of this study is to compare the gastric volume in pediatric patients who followed preoperative fasting guideline using ultrasound.
Study Type
INTERVENTIONAL
Allocation
NON_RANDOMIZED
Purpose
SUPPORTIVE_CARE
Masking
NONE
Enrollment
78
Ultrasound assessment of gastric volume is performed three times; before ingestion of infant formula or carbohydrate drink; 1 hour prior to the surgery; and before induction of general anesthesia.
Scheduled operation under general anesthesia
Seoul National University Hospital
Seoul, South Korea
Intra-group difference between gastric volume measured on second and third ultrasound assessment
Time frame: Interval between second and third ultrasound assessment, an expected average of 1 hour
Inter-group difference in gastric volume at each time point
Time frame: From 6 hours prior to surgery to the induction of general anesthesia, an expected average of 6 hours
Perioperative incidence of nausea, vomiting, fever, and respiratory complications
Time frame: From the induction of general anesthesia until postoperative 24 hours
Degree of patient's preoperative anxiety, scored from 0 to 10, with 0 being good and 10 being bad
Time frame: From 8 hours prior to surgery to the induction of general anesthesia, an expected average of 8 hours
Degree of patient's preoperative hunger, scored from 0 to 10, with 0 being good and 10 being bad
Time frame: From 8 hours prior to surgery to the induction of general anesthesia, an expected average of 8 hours
Degree of patient's preoperative nausea, scored from 0 to 10, with 0 being good and 10 being bad
Time frame: From 8 hours prior to surgery to the induction of general anesthesia, an expected average of 8 hours
Degree of patient's preoperative thirst, scored from 0 to 10, with 0 being good and 10 being bad
Time frame: From 8 hours prior to surgery to the induction of general anesthesia, an expected average of 8 hours
Degree of patient's preoperative weakness, scored from 0 to 10, with 0 being good and 10 being bad
Time frame: From 8 hours prior to surgery to the induction of general anesthesia, an expected average of 8 hours
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Degree of patient's preoperative irritability, scored from 0 to 10, with 0 being good and 10 being bad
Time frame: From 8 hours prior to surgery to the induction of general anesthesia, an expected average of 8 hours
Degree of parent's satisfaction, scored from 0 to 10, with 0 being satisfied and 10 being unsatisfied
Time frame: From 8 hours prior to surgery to the induction of general anesthesia, an expected average of 8 hours