This retrospective study aims to study characteristics of patients tracheotomized in the Lausanne ICU, both overall and by primary reasons of intubation. Ventilation data both before and after tracheotomy, weaning technique and timing are studied in this retrospective study.
Study Type
OBSERVATIONAL
Enrollment
80
Lausanne University Hospital
Lausanne, Canton of Vaud, Switzerland
Time from intubation to tracheotomy
Calculated from clinical information system (time of intubation, time of tracheotomy), calculated in hours
Time frame: Once, between time of intubation to time of tracheotomy, up to 60 days
Age
Collected from electronic patient files.
Time frame: At ICU admission
Weight
Collected from electronic patient files.
Time frame: At ICU admission
Height
Collected from electronic patient files.
Time frame: At ICU admission
Body mass index
Calculated from weight and height
Time frame: At ICU admission
Predicted body weight (PBW)
Calculated as such : Adult male: 50 + 0.91 (Height cm -152.4) / Adult female: 45 + 0.91 (Height cm -152.4)
Time frame: At ICU admission
SOFA score (admission)
Calculated at admission
Time frame: At ICU admission
Clinical Frailty Score
Calculated at ICU admission
Time frame: At ICU admission
Charlson comorbidity index
Calculated at ICU admission
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Time frame: At ICU admission
Comorbidities
Collected at ICU admission
Time frame: At ICU admission
Ventilation modalities and settings from intubation to tracheotomy
Ventilation modalities and settings recolted from electronic patient files.
Time frame: Once every day at 8am, between day after intubation to day before tracheotomy, up to 60 days
Sedation opioid use from intubation to tracheotomy
Sedation use collected from electronic patient files.
Time frame: Once every day at 8am and at time of minimal and maximal value, between day of intubation to day of tracheotomy, up to 60 days
Opioid use from intubation to tracheotomy
Opioid use collected from electronic patient files.
Time frame: Once every day at 8am and at time of minimal and maximal value, between day of intubation to day of tracheotomy, up to 60 days
Neuromuscular blocking agent use from intubation to tracheotomy
Neuromuscular blocking agent use collected from electronic patient files.
Time frame: Once every day at 8am and at time of minimal and maximal value, between day of intubation to day of tracheotomy, up to 60 days
Tracheotomy time
Collected from electronic patient files (day and hour)
Time frame: At time of tracheotomy, once, up to 60 days after intubation day
Tracheotomy type (percutaneous, surgical)
Collected from electronic patient files.
Time frame: At time of tracheotomy, once, up to 60 days after intubation day
Ventilation settings and modalities from day of tracheotomy
Collected from electronic patient files.
Time frame: 2 hours before tracheotomy
SOFA score (tracheotomy day)
Calculated from electronic patient files.
Time frame: Once, on the day of tracheotomy (worst value of the day of tracheotomy), up to 60 days after intubation day
Ventilation modalities and settings from tracheotomy to mechanical ventilation weaning
Ventilation modalities and settings collected from electronic patient files.
Time frame: Once per day, from day of tracheotomy to mechanical ventilation weaning, up to 60 days
Tracheotomy weaning strategies from tracheotomy to mechanical ventilation weaning
Data collected from electronic patient files.
Time frame: Once every day at 8am and at time of minimal and maximal value, from day of tracheotomy to day of mechanical ventilation weaning, up to 31 days
Physical therapy sessions from tracheotomy to mechanical ventilation weaning
Data collected from electronic patient files.
Time frame: Once every day at 8am and at time of minimal and maximal value, from day of tracheotomy to day of mechanical ventilation weaning, up to 31 days
Mechanical ventilation weaning day
Data collected from electronic patient files.
Time frame: Once (day 3 in a row of less than 12 hours of mechanical ventilation), up to 31 days after tracheotomy day
SOFA score (mechanical ventilation weaning day)
Calcutated from electronic patient files.
Time frame: Once (3rd consecutive day with less than 12-h of mechanical ventilation), up to 31 days after tracheotomy day
Ventilation modalities and settings from mechanical ventilation weaning day to decannulation or ICU discharge or death
Collected from electronic patient files.
Time frame: Once every day at 8am and at time of minimal and maximal value, from day of mechanical ventilation weaning to decannulation or ICU discharge or death, up to 31 days
Physical therapy sessions from mechanical ventilation weaning day to decannulation or ICU discharge or death
Collected from electronic patient files.
Time frame: Once every day at 8am and at time of minimal and maximal value, from day of mechanical ventilation weaning to decannulation or ICU discharge or death, up to 31 days
Hospital stay duration
Collected from electronic patient files and discharge letters
Time frame: Once, between day of hospital admission to day of hospital discharge, up to 2 years
Outcome and specific treatments in ICU
Data recolted from electronic patient files
Time frame: Once, between day of hospital admission to day of hospital discharge, up to 2 years
Correlation of ventilation settings and modalities and tracheotomy weaning strategies
Collected from electronic patient files and discharge letters
Time frame: Once, between day of hospital admission to day of hospital discharge, up to 2 years