The purpose of this study is to evaluate the use of early antibiotics in ICU patients who appear to have aspirated, to help determine whether this improves outcomes by reducing the later incidence of pneumonia and other negative consequences.
ICU patients with signs of aspiration on imaging and a clinical history supportive of aspiration, but with no clear signs of infectious pneumonia, will be randomized to receive either 5 days of empiric antibiotics or supportive care only. They will be followed for 30 days with a primary outcome of ICU length-of-stay and various secondary outcomes including mortality, ventilator days, and antibiotic days.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
PREVENTION
Masking
NONE
Enrollment
5
If there is low risk for P. aeruginosa and/or methicillin-resistant staphylococcus aureus (MRSA), as deemed by the treating team: Ceftriaxone 2 g IV, every 24 hours for 5 days
At any point after 24 hours, clinicians may (but are not required to) transition stable patients on ceftriaxone to the oral agent Amoxicillin + clavulanate (Augmentin) 875 mg PO or per feeding tube, twice daily for the remainder of 5 days
If there is significant risk of P. aeruginosa and/or MRSA as deemed by the treating team: Cefepime 2 g IV, every 8 hours for 5 days, plus vancomycin
UConn Health, John Dempsey Hospital
Farmington, Connecticut, United States
ICU-free Days
Number of days not spent in the ICU, between date of admission and 30 days afterwards. Death or discharge can both reduce this measure.
Time frame: From admission to 30 days, death, or hospital discharge, whichever occurs first
Ventilator-free Days
Number of days without any mechanical ventilation, between date of admission and 30 days afterwards. Death, discharge, or mechanical ventilation can both reduce this measure.
Time frame: From admission to 30 days, death, or hospital discharge, whichever occurs first
Hospital-free Days
Number of days not spent in the hospital, between date of admission and 30 days afterwards. Death or discharge can both reduce this measure.
Time frame: From admission to 30 days, death, or hospital discharge, whichever occurs first
Antibiotic-free Days
Number of days without any antibiotics administered, between date of admission and 30 days afterwards. Death, discharge, or antibiotic use can all reduce this measure.
Time frame: Days with no antibiotics from admission to 30 days, death, or hospital discharge, whichever occurs first
Number of Participants Intubated After Enrollment
Yes/no
Time frame: Between admission to 30 days, death, or hospital discharge, whichever occurs first
Number of Participants Who Underwent Tracheostomy After Enrollment
Yes/no
Time frame: Between admission to 30 days, death, or hospital discharge, whichever occurs first
Number of Participants Who Developed Pneumonia After Enrollment
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If there is significant risk of P. aeruginosa and/or MRSA as deemed by the treating team: Vancomycin IV, dosed by trough or AUC/MIC (area under the curve/minimum inhibitory concentration) monitoring for 5 days, plus cefepime. Order nasal MRSA swab and consider discontinuing vancomycin if MRSA swab is negative.
At any point after 24 hours, clinicians may (but are not required to) transition stable patients on cefepime to levofloxacin PO or per feeding tube, 750 mg every 24 hours for the remainder of 5 days
Yes/no, by criteria: 2 or more present simultaneously of temperature \>38c, WBC \>11k, S/F ratio \<215, and purulent secretions
Time frame: Between admission to 30 days, death, or hospital discharge, whichever occurs first
Days Before Developing Pneumonia Criteria
By criteria: 2 or more present simultaneously of temperature \>38c, WBC \>11k, S/F ratio \<215, and purulent secretions
Time frame: Between admission to 30 days, death, or hospital discharge, whichever occurs first
Number of Participants Prescribed Additional Antibiotics After Enrollment
Yes/no. Excluding prophylactic antibiotics and excluding perioperative prophylactic antibiotics.
Time frame: Between admission to 30 days, death, or hospital discharge, whichever occurs first
Number of Participants With a Positive Sputum Culture With a Presumed Pathogen
Yes/no
Time frame: Between enrollment and 30 days, death, or hospital discharge, whichever occurs first
Number of Participants With Any Positive Culture With an Organism Resistant to Prophylactic Antibiotics
Yes/no
Time frame: Between admission and 30 days, death, or hospital discharge, whichever occurs first
Number of Participants With a Positive C. Difficile Stool Toxin Assay After Enrollment
Yes/no
Time frame: Between enrollment and 30 days, death, or hospital discharge, whichever occurs first
Number of Participants With a Temperature >38 Centigrade on Day 3
Yes/no
Time frame: Day 3 after enrollment
Number of Participants With a White Blood Cell Count >11k on Day 3
Yes/no
Time frame: Day 3 after enrollment
Number of Participants With Arterial Oxygen Saturation / Fraction of Inspired Oxygen (S/F) <215 on Day 3
Yes/no
Time frame: Day 3 after enrollment
Number of Participants With Purulent Secretions on Day 3
Yes/no
Time frame: Day 3 after enrollment
30 Day Mortality
Death within 30 days from enrollment
Time frame: 30 days