None listed
Conditions
Interventions
Gold Standard:Abdominal X-ray is the gold standard for determining the end position of a nasoenteric tube.
Index test:Diazotization test: Test the nature of the aspirate using diazotization reaction reagent. Draw digestive fluid from the end of the withdrawal tube, drop >0.5ml into the reagent, shake well,
otherwise, it fails.
Sponsors
The Second Hospital of Shandong University
Eligibility
Sex/Gender
All
Age
18 Years to 80 Years
Inclusion criteria
Inclusion criteria: ? Age over 18 years; ? Compliance with the indications of enteral nutrition therapy.
Exclusion criteria
Exclusion criteria: ? Complete intestinal obstruction; ? Active gastrointestinal hemorrhage; ? High-flow small intestinal fistula; ? History of esophageal or gastric surgery; ? Severe intestinal dysfunction such as severe diarrhea, intractable vomiting, and severe malabsorption.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Accuracy; | — |
Secondary
| Measure | Time frame |
|---|---|
| Sensitivity;Specificity ;positive predictive value,PPV;negative predictive value,NPV;positive likelihood ratio,PLR;negative likelihood ratio,NLR; | — |
Countries
China
Contacts
Public ContactWANG Xiaoyun
The Second Hospital of Shandong University
Outcome results
None listed