About this trial
This randomized controlled trial aims to compare the effectiveness of early post-pyloric feeding versus gastric feeding in preventing SAP in patients with severe ischemic stroke. The main question to answer is whether post-pyloric feeding group is better than the gastric feeding group for preventing SAP.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Age ≥ 18 years
Diagnosis of severe ischemic stroke, with NIHSS score > 16 [15-16]
Confirmed dysphagia via swallowing assessment (Kubota Water Swallowing Test ≥ grade 3, or confirmed aspiration risk by FEES/VFSS)
Time from onset to enrollment ≤ 72 hours
Disqualifiers
Diagnosed with pneumonia upon admission
High risk of gastrointestinal bleeding or perforation
Intestinal obstruction or gastrointestinal obstruction
Severe liver or kidney dysfunction
Trial design
Parallel
Treatments tested in this trial
Post-Pyloric Feeding
Procedure/SurgeryA nasoenteric tube (Nuritia, 10Fr) will be placed within 24 hours of admission. The procedure involves elevating the head of the bed to approximately 30-45°, lubricating the tube with liquid paraffin, inserting it into the stomach using a blind insertion technique, then positioning the patient in the right lateral decubitus position. The insertion length will be approximately 75 cm. 200-500 ml of air and warm water will be injected into the stomach to open the pylorus. Gently, as the pylorus opens, the tube will be advanced beyond the ligament of Treitz. Digestive fluid will be aspirated for pH testing. Tube position (post-pyloric) will be confirmed by X-ray before initiating enteral nutrition support. An appropriate nutritional formula will be selected based on the patient's condition. The initial infusion rate will be 20 ml/h using a nutrition pump. The head of the bed will be elevated to 30-45°. Observation will occur continuously for the first hour, then every 4 hours. The rate wil
Gastric Feeding
Procedure/SurgeryA nasogastric tube (Nuritia, 14Fr) will be placed within 24 hours of admission. The tube will be lubricated with liquid paraffin, inserted into the gastric cavity using a blind insertion technique, and properly fixed. Correct position will be confirmed by auscultation of air insufflation over the stomach before initiating enteral nutrition support. An appropriate nutritional formula will be selected based on the patient's condition. The initial infusion rate will be 20 ml/h using a nutrition pump. The head of the bed will be elevated to 30-45°. Observation will occur continuously for the first hour, then every 4 hours. The rate will be gradually increased by 10 mL every 4 hours based on patient tolerance until the daily target volume (25-30 kcal/kg/day) is achieved.
Treatment groups
Trial outcomes
Primary outcomes
Incidence of stroke-associated pneumonia within 7 days of onset
The diagnostic criteria for SAP will follow the 2019 Chinese Expert Consensus on the Diagnosis and Treatment of Stroke-Associated Pneumonia.
Secondary outcomes
Hospital length of stay
Length of patients stay in the hospital
90-day modified Rankin Scale (mRS) score
The distribution of the 90-day mRS (0;1;2;3;4;5;6) as assessed by structured assessment.
Time from admission to achieving enteral nutrition target
Enteral nutrition target is set as 25-30kcal/kg.
Change from baseline in serum albumin level at Day 14
Serum albumin will be measured via venous blood sample.
Other outcomes
Mortality within 28 days
Percentage of patients who die within 28 days post-randomization.
Incidence of Gastrointestinal Complications
Gastrointestinal bleeding, diarrhea, abdominal distension, constipation, vomiting.
Catheter-related Complications
Blockage, displacement, dislodgement
Change from baseline in serum total protein level at Day 14
Serum total protein level will be measured via venous blood sample.
Sponsors and contacts
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