The aim of this study will be to evaluate whether a twice-daily antibiotic regimen is non-inferior to a thrice-daily regimen for the treatment of non-severe community acquired pneumonia in children presenting at a paediatric Emergency Department (ED).
A single-center, non-blinded, pragmatic, randomized-controlled, non-inferiority clinical trial will be conducted in an urban, university-affiliated, tertiary care pediatric hospital ED. All patients three months old to 18 years of age who had symptoms and signs suggestive of non-severe community acquired pneumonia based on respiratory complaints and a pulmonary infiltrate identified by trained paediatricians or emergency physicians will be eligible to the present study. Study participants will be randomly allocated to receive either amoxicillin (90mg/kg per day) in twice or thrice daily regimen. Primary outcome will be treatment failure within 10 days of enrolment as defined by hospitalisation, need for a change in antibiotic (persistence of fever at 72 hours, clinical deterioration, comorbid condition or development of serious adverse reactions) and death. ED revisits within 72 hours, second course of antibiotic and clinical recurrence rates will be evaluated in the follow-up assessments as well as percent of adverse events encountered, number of days missed (work, school or daycare), coverage vaccination rate, protocol adherence and patient and parental satisfaction. The primary analysis will use an intention-to-treat approach. Per-protocol analysis will also be carried to compare the failure rate. Accounting to a maximal 10% drop-off rate, a sample size of 685 participants per arm was calculated to have a power of 90% to identify a difference of ≤ 5% with an alpha value of 0.05.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Enrollment
1,370
(90 mg/kg/day) twice daily
CHU Sainte-Justine
Montreal, Quebec, Canada
RECRUITINGClinical failure within 10 days of enrolment
As a primary outcome, clinical failure will be defined by any of the following occurring within 10 days of enrolment: * Death or hospitalisation * A need for a change in antibiotic according to the treating physician. In our settings, common reasons to change antibiotic are: * Persistence of fever at 72h * Clinical deterioration: • Clinical deterioration will include the development of lower chest-wall indrawing, central cyanosis, stridor while calm, or danger signs as defined by: inability to drink or breastfeed, convulsions, persistent vomiting, lethargy, or unconsciousness at any time during a child's treatment. * Development of a comorbid condition such as a meningitis, bacteriemia, osteomyelitis or septic arthritis * Allergic reaction
Time frame: Day 10 (after enrolment)
Emergency department revisit within 72 hours
Return to the emergency department in the following 72 hours
Time frame: 72 hours
Second course of antibiotic
Necessity of second course of antibiotics
Time frame: 1 month
Clinical recurrence
Another diagnosis of pneumonia
Time frame: 1 month
Adverse events
Any adverse event
Time frame: 10 days
Number of working days missed by caregivers or school/daycare days missed by patients
Total number of days missed by caregivers or school/daycare days missed by the parents
Time frame: 1 month
Patient's and parents satisfaction with the discharge instructions' provided and the ease of administration
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Measured on a likert scale through a telephone survey
Time frame: 10 days