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Trial · NCT02554383

Efficacy of Antibiotics in Children With Acute Sinusitis: Which Subgroups Benefit?

NCT02554383, Phase 3, Completed, Nader Shaikh; results first posted 2023-06-08

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Efficacy of Antibiotics in Children With Acute Sinusitis: Which Subgroups Benefit? Trials, record NCT02554383. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT02554383

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Trial

As registered on ClinicalTrials.gov, in the graph's capture of the registry.

Title
Efficacy of Antibiotics in Children With Acute Sinusitis: Which Subgroups Benefit?
NCT number
NCT02554383
Status
Completed
Phases
Phase 3
Enrollment
515 participants, actual
Lead sponsor
Nader Shaikh
Conditions
Sinusitis, Respiratory Tract Infections
Interventions
Amoxicillin-clavulanate, Placebo
First posted
2015-09-18
Last updated
2023-06-29
Results first posted
2023-06-08

Source ClinicalTrials.gov

Registered outcomes8

Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.

ListOutcomeTime frameDescription
PrimaryThe Mean Pediatric Rhinosinusitis Symptom Scale (PRSS) Score Over the First 10 Days of Follow-up According to the Presence of Pathogens in the Nasopharynx at EnrollmentDays 2 to 11
The Pediatric Rhinosinusitis Symptom Scale (PRSS) is a 8 item scale assessing symptoms of sinusitis. Parents are asked how their child has been doing over the last 24 hours by rating each of 8 symptoms - stuffy nose, runny nose, daytime cough, tiredness, irritability, trouble breathing through the nose, nighttime cough \& trouble sleeping - as none, almost none, a little, some, a lot \& an extreme amount with respective scores of 0, 1, 2, 3, 4 \& 5. The 8 ratings were summed to obtain a PRSS score. Scores ranged from 0-40. Higher scores indicate greater severity. The parent completed the scale on Day 1 (enrollment) \& electronically on diaries evenings Days 2-11. Pathogens cultured were Streptococcus pneumoniae, Haemophilus influenzae, and Moraxella catarrhalis.
PrimaryThe Mean Pediatric Rhinosinusitis Symptom Scale (PRSS) Score Over the First 10 Days of Follow-up According to the Presence of Colored Nasal Discharge at EnrollmentDays 2 to 11
The Pediatric Rhinosinusitis Symptom Scale (PRSS) is a 8 item scale assessing symptoms of sinusitis. Parents are asked how their child has been doing over the last 24 hours by rating each of 8 symptoms - stuffy nose, runny nose, daytime cough, tiredness, irritability, trouble breathing through the nose, nighttime cough \& trouble sleeping - as none, almost none, a little, some, a lot \& an extreme amount with respective scores of 0, 1, 2, 3, 4 \& 5. The 8 ratings were summed to obtain a PRSS score. Scores ranged from 0-40. Higher scores indicate greater severity. The parent completed the scale on Day 1 (enrollment) \& electronically on diaries evenings Days 2-11. Nasal discharge, either yellow or green, was considered colored.
SecondaryThe Distribution of Children Experiencing Treatment Failure (TF)
Day of enrollment to the day of the follow-up visit. The mean length of actual follow-up was 13.4 days. For each child with incomplete follow-up, multiple imputation was used and PRSS scores for the remaining days were imputed.
The Pediatric Rhinosinusitis Symptom Scale (PRSS) is a 8 item scale assessing symptoms of sinusitis. Parents are asked how their child has been doing over the last 24 hours by rating each of 8 symptoms - stuffy nose, runny nose, daytime cough, tiredness, irritability, trouble breathing through the nose, nighttime cough \& trouble sleeping - as none, almost none, a little, some, a lot \& an extreme amount with respective scores of 0, 1, 2, 3, 4 \& 5. The 8 ratings were summed to obtain a PRSS score. Scores ranged from 0-40. Higher scores indicate greater severity. The parent completed the scale on Day 1 (enrollment), electronically evenings Days 2-11 \& at the follow-up visit. If, compared to the Day 1 score, there was \>20% increase at any time, decrease \<2 on Day 3, \<20% decrease on Day 4, \<20% decrease on 2 consecutive occasions Days 5-11 or \<50% decrease at follow-up, then criterion for treatment failure (TF) was met. Multiple imputation was used when data was insufficient to assess TF.
SecondaryThe Distribution of Children Developing Acute Otitis Media (AOM) Over the First 10 Days of Follow-upDays 2 to 11, where Day 1 is day of enrollment. The mean number of days of follow-up in this interval was 9.8.
AOM is an infection of the middle ear marked by acute symptoms and a bulging tympanic membrane. Its diagnosis coincided with receipt of a systemic antibiotic. Systemic antibiotics include Amoxicillin, Amoxicillin-clavulanate, Azithromycin, Bacillin L-A, Cefdinir, Clindamycin, Doxycycline, Levofloxacin, Ofloxacin \& Sulfamethoxazole-Trimethoprim. Start and stop dates were recorded.
SecondaryThe Distribution of Children Receiving a Systemic Antibiotic Over the First 10 Days of Follow-upDays 2 to 11, where Day 1 is day of enrollment. The mean number of days of follow-up in this interval was 9.8.
Systemic antibiotics include Amoxicillin, Amoxicillin-clavulanate, Azithromycin, Bacillin L-A, Cefdinir, Clindamycin, Doxycycline, Levofloxacin, Ofloxacin \& Sulfamethoxazole-Trimethoprim. Start and stop dates were recorded. The antibiotic received is exclusive of the study product assigned at enrollment.
SecondaryThe Distribution of Children for Whom Diarrhea or Generalized Rash Was ReportedDay 1 through Day 23.
The monitoring of adverse events (AEs), i.e. diarrhea or generalized rash, began on Day 1 (enrollment) and continued through Day 23 (the follow-up visit). Diarrhea was the occurrence of 3 or more watery stools on one day or 2 watery stools on each of 2 consecutive days. Parents recorded in daily diaries, Days 1-11, information regarding the occurrence of diarrhea. Additionally, parents were asked at the follow-up visit if their child had diarrhea while on study product.
SecondaryThe Distribution of Children Compliant With Study MedicationDays 1 to 11, where Day 1 is day of enrollment
Compliance, expressed as a percentage, is the total number of doses taken divided by the total number of expected doses. The child is considered compliant if he/she has received at least 70% of the study medication. The parent completed diaries evenings Days 2-11. The diaries included yes/no questions - (1) did your child take the study medication last night and (2) did your child take the study medication this morning? The total number of doses taken was calculated based on the responses to question (1), and accounted for the dose dispensed at enrollment when enrollment was 1pm or earlier on Day 1. The total of expected doses was determined from the responses to questions (1) and (2), and accounted for scenarios in which the child was taken off the study medication by the clinician. In some cases, due to incomplete diaries the information was insufficient to declare a child either compliant or not compliant.
OtherThe Distribution of Children With a Nonsusceptible Pathogen at the Follow-up VisitThe follow-up visit. The mean number of days from enrollment to the follow-up visit was 13.4.
The nonsusceptible pathogens considered are penicillin-intermediate and penicillin-resistant Streptococcus pneumoniae (SPN) and ß-lactamase-positive Haemophilus influenzae (NTHi). Susceptibility to penicillin was defined as follows: susceptible as a minimum inhibitory concentration (MIC) of \<=0.06 μg/mL; intermediate as an MIC of greater than 0.06 to less than 2 μg/mL; and resistant as an MIC of \>=2 μg/mL. A nasopharyngeal specimen for bacterial culture was obtained at the time of the follow-up visit, occurring between study days 11 and 23.

Outcomes8

Each outcome the trial posted results for, in ClinicalTrials.gov's words.

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYThe Mean Pediatric Rhinosinusitis Symptom Scale (PRSS) Score Over the First 10 Days of Follow-up According to the Presence of Pathogens in the Nasopharynx at EnrollmentDays 2 to 11
The analysis was intention-to-treat (ITT). The overall number of participants analyzed is equal to the number of children randomized \& eligible who had results of a nasopharyngeal culture at enrollment and whose parent completed the PRSS at least once Days 2 to 11. For any given day, the total number analyzed plus the total number without diary data available on that day is equal to the overall number of participants analyzed for the respective Arm/Group.
Score on a scaleMEAN
PRIMARYThe Mean Pediatric Rhinosinusitis Symptom Scale (PRSS) Score Over the First 10 Days of Follow-up According to the Presence of Colored Nasal Discharge at EnrollmentDays 2 to 11
The analysis was ITT. The overall number of participants analyzed is equal to the number of children randomized \& eligible whose parent completed the PRSS at least once Days 2 to 11. For any given day, the total number analyzed plus the total number without diary data available on that day is equal to the overall number of participants analyzed for the respective Arm/Group.
Score on a scaleMEAN
SECONDARYThe Distribution of Children Experiencing Treatment Failure (TF)
Day of enrollment to the day of the follow-up visit. The mean length of actual follow-up was 13.4 days. For each child with incomplete follow-up, multiple imputation was used and PRSS scores for the remaining days were imputed.
The analysis was ITT. The number of participants is equal to the number of children randomized \& eligible.ParticipantsCOUNT_OF_PARTICIPANTS
SECONDARYThe Distribution of Children Developing Acute Otitis Media (AOM) Over the First 10 Days of Follow-upDays 2 to 11, where Day 1 is day of enrollment. The mean number of days of follow-up in this interval was 9.8.The analysis was ITT. The number of participants is equal to the number of children randomized \& eligible with follow-up post-enrollment.ParticipantsCOUNT_OF_PARTICIPANTS
SECONDARYThe Distribution of Children Receiving a Systemic Antibiotic Over the First 10 Days of Follow-upDays 2 to 11, where Day 1 is day of enrollment. The mean number of days of follow-up in this interval was 9.8.The analysis was ITT. The number of participants is equal to the number of children randomized \& eligible with follow-up post-enrollment.ParticipantsCOUNT_OF_PARTICIPANTS
SECONDARYThe Distribution of Children for Whom Diarrhea or Generalized Rash Was ReportedDay 1 through Day 23.The analysis was ITT. The number of participants is equal to the number of children randomized \& eligibleParticipantsCOUNT_OF_PARTICIPANTS
SECONDARYThe Distribution of Children Compliant With Study MedicationDays 1 to 11, where Day 1 is day of enrollmentThe analysis was ITT. The number of participants is equal to the number of children randomized \& eligible with information sufficient to determine compliance.ParticipantsCOUNT_OF_PARTICIPANTS
OTHER_PRE_SPECIFIEDThe Distribution of Children With a Nonsusceptible Pathogen at the Follow-up VisitThe follow-up visit. The mean number of days from enrollment to the follow-up visit was 13.4.The analysis was ITT. The number of participants is equal to the number of children randomized \& eligible with a nasopharyngeal specimen obtained at the time of the follow-up visitParticipantsCOUNT_OF_PARTICIPANTS

Results by group104

Each measurement the trial posted, group by group, in the words and numbers it posted.

OutcomeGroupCategoryValueSpreadUnits
The Mean Pediatric Rhinosinusitis Symptom Scale (PRSS) Score Over the First 10 Days of Follow-up According to the Presence of Pathogens in the Nasopharynx at EnrollmentAmoxicillin-clavulanatePresence of 1 or more pathogens in the nasopharynx at enrollment - Day 217.3Standard Deviation 7.8Score on a scale
The Mean Pediatric Rhinosinusitis Symptom Scale (PRSS) Score Over the First 10 Days of Follow-up According to the Presence of Pathogens in the Nasopharynx at EnrollmentPlaceboPresence of 1 or more pathogens in the nasopharynx at enrollment - Day 218.6Standard Deviation 7.6Score on a scale
The Mean Pediatric Rhinosinusitis Symptom Scale (PRSS) Score Over the First 10 Days of Follow-up According to the Presence of Pathogens in the Nasopharynx at EnrollmentAmoxicillin-clavulanatePresence of 1 or more pathogens in the nasopharynx at enrollment - Day 313.9Standard Deviation 7.7Score on a scale
The Mean Pediatric Rhinosinusitis Symptom Scale (PRSS) Score Over the First 10 Days of Follow-up According to the Presence of Pathogens in the Nasopharynx at EnrollmentPlaceboPresence of 1 or more pathogens in the nasopharynx at enrollment - Day 316.6Standard Deviation 7.5Score on a scale
The Mean Pediatric Rhinosinusitis Symptom Scale (PRSS) Score Over the First 10 Days of Follow-up According to the Presence of Pathogens in the Nasopharynx at EnrollmentAmoxicillin-clavulanatePresence of 1 or more pathogens in the nasopharynx at enrollment - Day 411.8Standard Deviation 7.9Score on a scale
The Mean Pediatric Rhinosinusitis Symptom Scale (PRSS) Score Over the First 10 Days of Follow-up According to the Presence of Pathogens in the Nasopharynx at EnrollmentPlaceboPresence of 1 or more pathogens in the nasopharynx at enrollment - Day 413.9Standard Deviation 7.6Score on a scale
The Mean Pediatric Rhinosinusitis Symptom Scale (PRSS) Score Over the First 10 Days of Follow-up According to the Presence of Pathogens in the Nasopharynx at EnrollmentAmoxicillin-clavulanatePresence of 1 or more pathogens in the nasopharynx at enrollment - Day 510.1Standard Deviation 7.6Score on a scale
The Mean Pediatric Rhinosinusitis Symptom Scale (PRSS) Score Over the First 10 Days of Follow-up According to the Presence of Pathogens in the Nasopharynx at EnrollmentPlaceboPresence of 1 or more pathogens in the nasopharynx at enrollment - Day 512.0Standard Deviation 7.0Score on a scale
The Mean Pediatric Rhinosinusitis Symptom Scale (PRSS) Score Over the First 10 Days of Follow-up According to the Presence of Pathogens in the Nasopharynx at EnrollmentAmoxicillin-clavulanatePresence of 1 or more pathogens in the nasopharynx at enrollment - Day 68.5Standard Deviation 7.1Score on a scale
The Mean Pediatric Rhinosinusitis Symptom Scale (PRSS) Score Over the First 10 Days of Follow-up According to the Presence of Pathogens in the Nasopharynx at EnrollmentPlaceboPresence of 1 or more pathogens in the nasopharynx at enrollment - Day 610.9Standard Deviation 6.9Score on a scale

Participant flow6

How many started, completed or left each group, period by period.

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDAmoxicillin-clavulanate257
Overall StudySTARTEDPlacebo258
Overall StudyCOMPLETEDAmoxicillin-clavulanate234
Overall StudyCOMPLETEDPlacebo239
Overall StudyNOT COMPLETEDAmoxicillin-clavulanate23
Overall StudyNOT COMPLETEDPlacebo19

Adverse events2

Each adverse event the trial posted, group by group: the participants affected out of those at risk.

TypeEventOrgan systemGroupAffectedAt riskEvents
otherDiarrheaGastrointestinal disordersAmoxicillin-clavulanate2925431
otherDiarrheaGastrointestinal disordersPlacebo1225613

Adverse event totals6

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityAmoxicillin-clavulanate0254
Total, all-cause mortalityPlacebo0256
Total, other adverse eventsAmoxicillin-clavulanate29254
Total, other adverse eventsPlacebo12256
Total, serious adverse eventsAmoxicillin-clavulanate0254
Total, serious adverse eventsPlacebo0256

Papers1

The papers the trial lists on ClinicalTrials.gov.

PMIDListed as
37490085DERIVED

Source PubMed

Grants1

The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.

ProjectTitlePrincipal investigatorsOrganizationFunderFiscal years
U01AI118506Efficacy of Antibiotics in Children with Acute Sinusitis: Which Subgroups Benefit?SHAIKH, NADER; WALD, ELLENUNIVERSITY OF PITTSBURGH AT PITTSBURGHNATIONAL INSTITUTE OF ALLERGY AND INFECTIOUS DISEASES2015 to 2019

Trial comparisons2

Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.

ComparisonSource
Amoxicillin-clavulanate vs Placebo: deaths from any causeTrial comparisons
Amoxicillin-clavulanate vs Placebo: serious adverse eventsTrial comparisons

Tests0

The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.

None in this release.

Data dates

The day each source was copied for this release.

ClinicalTrials.gov
2026-11-12
ClinicalTrials.gov
Results, from AACT
2026-03-23
AACT
NIH grant links
2026-11-13
NIH RePORTER

Sources 3

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
  • NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated
  • NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

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