Specifically designed enteral formulations may improve the gastrointestinal tolerance during early enteral nutrition in the critically ill patient. This pilot trial will permit testing the design of the full-scale study providing valuable data on the expected effect of the formulation, the variability, thus helping to better estimate the required sample size.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
SUPPORTIVE_CARE
Masking
QUADRUPLE
Enrollment
90
Patients will receive a Specific EN. The caloric target is 25 Kcal/kg/day to be reached on the third day post-initiation of EN (early enteral nutrition).
Patients will receive an equivalent volume and caloric intake of standard formulation. The caloric target is 25 Kcal/kg/day to be reached on the third day post-initiation of EN (early enteral nutrition).
Department of Intensive Care Medicine. Bern University Hospital
Bern, Canton of Bern, Switzerland
Diarrhea-free days during Enteral Nutrition (EN) administration to the patients in the Intensive Care Unit (ICU)
Patients will receive treatment for 10 days maximum
Time frame: from EN start until end of treatment or ICU discharge (whatever comes first)
Number of diarrhea events per day during EN administration to the patients in the Intensive Care Unit (ICU)
Patients will receive treatment for 10 days maximum
Time frame: from EN start until end of treatment or ICU discharge (whatever comes firts)
Incidence and severity of diarrhea
* Number of patients that experienced diarrhea during ICU stay * Interruption of EN due to diarrhea * Presence/absence of electrolyte and acid-base disturbances secondary to diarrhea
Time frame: up to 10 days
Presence/absence of other abdominal symptoms
If present: description of abdominal distension, pain, absence of bowel sounds
Time frame: up to 10 days
Changes in intra-abdominal pressure
Time frame: up to 10 days
Incidence of nausea, vomiting and regurgitation
Time frame: up to 10 days
Gastric residual volumes (>500 ml)
Time frame: up to 10 days
Need to use any drug interfering with the passage of nutrition
Time frame: up to 10 days
Visual analogue scale for abdominal discomfort
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Assessed in non-comatose patients
Time frame: up to 10 days
Health Economic burden of Diarrhea during EN administration at ICU
* Nurse workload for the management of patients with diarrhea during the EN feeding period in ICU * Total cost of diarrhea evaluated for each patient who experienced diarrhea (medications, cleaning material, blankets, etc.)
Time frame: up to 10 days
For blood glucose control
* Number of events outside the 4.5 to 10 mmol/l glycaemic range * Need for insulin unit administration during exclusive enteral nutrition * Need for glucose administration during exclusive enteral nutrition
Time frame: up to 10 days
Time to reach the full caloric goal
25 Kcal/kg/day or as determined for each patient with indirect calorimetry
Time frame: up to 10 days
Accumulated daily caloric deficit during 72 hs after start of the study
Percentage of cumulative calories delivered vs. prescribed during hospitalization in ICU and accumulated deficit during ICU stay/day (it should be the same)
Time frame: up to 10 days
Need for parenteral nutrition supplementation during ICU stay
yes/no, economic impact
Time frame: up to 10 days
Nutritional assessment
serum albumin at baseline, 3 days after EN start and at treatment end or at ICU discharge (whatever comes first)
Time frame: up to 10 days
Incidence of secondary infections
Time frame: up to 10 days
ICU Length of Stay, days on mechanical ventilation during ICU stay (mech. ventilation-free days), hospital LOS (length of stay)
Time frame: up to 28 days
Microbiota profiling
Comprehensive intestinal microbiota profiling by sequencing-based approaches in stool samples collected right before initiation of EN, 3 days after EN start, at treatment end or at ICU discharge (whatever comes first), and at diarrhea episodes
Time frame: up to 10 days
Determination of diarrhea pathogenicity
Infections, fecal cultures for pathogens assessed at diarrhea episodes
Time frame: up to 10 days
Safety evaluation (blood sampling)
End-point of safety evaluation at baseline, 3 days after EN start and at treatment end or at ICU discharge (whatever comes first), will include: blood cell analysis, hemoglobin, hepatic enzymes and creatinine
Time frame: up to 10 days
AEs (adverse events) / SAEs (serious adverse events)
AE and SAE reporting from study start until 28 days after randomization
Time frame: up to 28 days