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CompletedNCT02947204Updated Mar 24, 2020

Oxygen Saturation Monitoring in Bronchiolitis

An interventional study of Intermittent oxygen monitoring and Continuous oxygen monitoring in Bronchiolitis, sponsored by The Hospital for Sick Children. Completed at 6 sites in Canada. Open to participants aged 4 Weeks to 24 Months. Per ClinicalTrials.gov, last updated 2020-03-24.

Sponsored by The Hospital for Sick Children · Not applicable, Interventional, and Supportive care

Phase
Not applicable
Study type
Interventional
Enrollment
219
Allocation
Randomized
Ages
4 Weeks to 24 Months
Sex
All
01

Study summary

The investigators will conduct a study around the best way to monitor infants hospitalized with bronchiolitis, the most common lung infection and a leading reason for hospitalization in infants. Infants with bronchiolitis have breathing difficulties and are provided supplemental oxygen if their oxygen levels are low. However, there is uncertainty regarding how to best monitor oxygen levels. A probe placed on the hand or foot can be used to monitor oxygen levels all the time (continuous oxygen monitoring) or just every 4-6 hours (intermittent oxygen monitoring). Research has suggested that placing infants with bronchiolitis on continuous monitoring results in unnecessary use of oxygen and infants staying longer in hospital. However, due to the lack of high quality research, its unclear which strategy is best and practice varies. The objective of this study is to conduct high quality research across hospitals to determine whether intermittent compared to continuous oxygen monitoring will reduce the length of hospital stay in infants hospitalized with bronchiolitis. The investigators will also compare safety and cost. The results of this study will inform bronchiolitis practice standards and the best use of health care resources.

Read the detailed description

BACKGROUND This research protocol focuses on bronchiolitis, a leading cause of infant hospitalization and cumulative expense for the health care system. Supportive management, such as oxygen supplementation and monitoring, is the major focus of care, as active medical treatment is not effective. Oxygen saturation monitoring may be performed on an intermittent (e.g. every 4-6hrs) or continuous basis for stable infants hospitalized with bronchiolitis. Observational studies find that the use of continuous monitoring is associated with overuse of supplemental oxygen and longer hospital stay. Based on this low quality evidence, practice guidelines state that clinicians may choose not to use continuous monitoring and practice variation exists due to a lack of RCTs.

SPECIFIC AIMS Primary: To determine if intermittent vs continuous oxygen saturation monitoring will reduce length of hospital stay in infants with bronchiolitis. Secondary: To determine differences in other outcomes - effectiveness, safety, acceptability, and cost.

METHODOLOGY Design: multi-centre, pragmatic, parallel group, 1:1, two arm superiority RCT. Population: Previously healthy infants (4 weeks-2 years) hospitalized with bronchiolitis who are clinically stable, will be recruited from children's and community hospitals in Ontario, Canada.

Interventions: Randomization to intermittent (every 4hrs) or continuous oxygen saturation monitoring. In keeping with local and national clinical practice guidelines, an acceptable oxygen saturation target of ≥ 90% will be used for both groups.

02

Conditions studied

  • Bronchiolitis

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Keywords

  • Bronchiolitis
  • Length of Hospital Stay
  • Clinical Trial
  • Oxygen Saturation Monitoring
03

In context

Bronchiolitis

360 studies on the registry are indexed under Bronchiolitis; 43 are open to participants now.

This study's enrollment of 219 is above the median of 80 across 249 interventional studies indexed under Bronchiolitis.

Browse Bronchiolitis studies →

Lead sponsor

The Hospital for Sick Children is the lead sponsor of 568 studies on the registry; 81 are open to participants now.

Of its 7 completed or terminated interventional studies of FDA-regulated products, 0 (0%) have results posted.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
4 Weeks to 24 Months
Sexes eligible
All
Accepts healthy volunteers
No

Children admitted to the general pediatric inpatient unit (GPIU) with bronchiolitis will be eligible if their clinical status is stable and not at high risk of deterioration

Inclusion criteria

Inclusion Criteria:

  • Clinical diagnosis of bronchiolitis as determined by the attending physician.
  • First episode of acute bronchiolitis.
  • Age: 4 weeks to 24 months.
  • Clinical status stable for 6 hours
  • Parent consent

Exclusion criteria

Exclusion Criteria:

  • Known risk factors for clinical deterioration including chronic medical condition; premature birth (\<35weeks), history of apnea, weight \< 4kg, receiving morphine
  • Patient on heated high flow oxygen at enrolment
  • ICU admission on current admission
  • No telephone available
05

Study design

Phase
Not applicable
Primary purpose
Supportive care
Allocation
Randomized
Intervention model
Parallel assignment
Masking
Single (Investigator)
Enrollment
219 participants (actual)

Study arms

  • Active comparator
    Continuous oxygen monitoring

    Oxygen saturation will be measured continuously through the child's hospital stay until discharge.

    Other: Continuous oxygen monitoring

  • Experimental
    Intermittent oxygen monitoring

    Oxygen saturation will be measured intermittently, every 4 hours, through the child's hospital stay until discharge.

    Other: Intermittent oxygen monitoring

Interventions

  • OtherIntermittent oxygen monitoring

    Oxygen saturation and vital signs will be measured intermittently at a frequency of every 4 hours by the bedside nurse through the child's hospital stay until discharge. Vital signs will be completed every 4 hours.

    Also known as: Intermittent

  • OtherContinuous oxygen monitoring

    Oxygen saturation will be measured continuously through the child's hospital stay until discharge. Vital signs will be completed every 4 hours.

    Also known as: Continuous

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What researchers measure

Primary outcomes

  1. Length of hospital stay from randomization on the inpatient unit to discharge from hospital

    Time frame: 1 month

Secondary outcomes

  1. Duration of oxygen supplementation from randomization to discontinuation of supplementation

    Time frame: 1 month

  2. Number of medical interventions performed from time of randomization to hospital discharge

    Time frame: 1 month

  3. Time from randomization to meeting hospital discharge criteria

    Time frame: 1 month

  4. Length of hospital stay from inpatient unit admission to hospital discharge

    Time frame: 1 month

  5. Parent anxiety

    Parents will rate their level of anxiety at the current time (state anxiety) and generally (trait anxiety) from the adult State Trait Anxiety Inventory questionnaire during the hospital stay.

    Time frame: 1 month

  6. Number of parent work days missed from randomization to 15 days after discharge

    Time frame: 15 days after discharge

  7. Nursing satisfaction

    The attending nurse will be asked to complete a 10 mm visual analogue scale (VAS) to measure their satisfaction with the quality of monitoring.

    Time frame: 1 month

  8. PICU admission after randomization

    Time frame: 1 month

  9. PICU consultation after admission

    Time frame: 1 month

  10. Unscheduled return to care within 15 days of discharge

    Time frame: 15 days after discharge

  11. Mortality

    Time frame: 15 days after discharge.

  12. Cost-Effectiveness

    Cost-effectiveness will be measured by the incremental cost-effectiveness ratio (ICER), a ratio defined by the incremental difference in costs between treatment arms and the incremental difference in length of stay.

    Time frame: 15 days after discharge.

07

Study locations

6 sites
  • McMaster Children's Hospital
    Hamilton, Ontario L8N 2Z5, Canada
  • Trillium Health Partners (Credit Valley Site)
    Mississauga, Ontario L5B 1B8, Canada
  • Lakeridge Health Oshawa
    Oshawa, Ontario L1G 2B9, Canada
  • Children's Hospital of Eastern Ontario
    Ottawa, Ontario K1H 8L1, Canada
  • North York General Hospital
    Toronto, Ontario M2K 1E1, Canada
  • Hospital for Sick Children
    Toronto, Ontario M5G 1X8, Canada
08

References and documents

Publications

  • Mahant S, Wahi G, Bayliss A, Giglia L, Kanani R, Pound CM, Sakran M, Kozlowski N, Breen-Reid K, Arafeh D, Moretti ME, Agarwal A, Barrowman N, Willan AR, Schuh S, Parkin PC; Canadian Paediatric Inpatient Research Network (PIRN). Intermittent vs Continuous Pulse Oximetry in Hospitalized Infants With Stabilized Bronchiolitis: A Randomized Clinical Trial. JAMA Pediatr. 2021 May 1;175(5):466-474. doi: 10.1001/jamapediatrics.2020.6141. PubMed 33646286 ↗
  • Mahant S, Wahi G, Giglia L, Pound C, Kanani R, Bayliss A, Roy M, Sakran M, Kozlowski N, Breen-Reid K, Lavigne M, Premji L, Moretti ME, Willan AR, Schuh S, Parkin PC. Intermittent versus continuous oxygen saturation monitoring for infants hospitalised with bronchiolitis: study protocol for a pragmatic randomised controlled trial. BMJ Open. 2018 Apr 20;8(4):e022707. doi: 10.1136/bmjopen-2018-022707. PubMed 29678995 ↗

Individual participant data

Plan to share: No

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Mar 24, 2020, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT02947204
Lead sponsor
The Hospital for Sick Children
Collaborators
Canadian Institutes of Health Research (CIHR), Children's Hospital of Eastern Ontario
Responsible party
Sanjay Mahant (Staff Physician, The Hospital for Sick Children) — Principal investigator
First posted
Oct 27, 2016
Start date
Nov 2016
Primary completion
May 2019
Completion
May 2019
Last update
Mar 24, 2020

Study contacts

Sanjay Mahant
principal investigator · The Hospital for Sick Children

Oversight

Data monitoring committee
No
View the source record on ClinicalTrials.gov ↗

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