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Comparison · NCT02419573-sae

Endotracheal Intubation vs Laryngeal Tube (King): serious adverse events

Calculated by ConductScience from the counts the trial posted to ClinicalTrials.gov.

2 sourcestrial-comparisons-2026-03-23-0.1.0

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ConductScience Library. Endotracheal Intubation vs Laryngeal Tube (King): serious adverse events. Trial comparisons, record NCT02419573-sae. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT02419573-sae

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Measures6

Calculated by ConductScience from the counts the trial posted to ClinicalTrials.gov.

MeasureValue95% interval, lower95% interval, upperMethodNote
Risk in group 100.0000000000000000002170.00256wilson
Risk in group 2000.00255wilson
Risk difference, group 1 minus group 20-0.002550.00256newcombe hybrid score
Risk ratio, group 1 over group 2loga group has no participants with the outcome
Odds ratio, group 1 over group 2loga cell of the two-by-two table is zero
Number needed to harmfrom the risk difference intervalthe two groups' risks are equal

Groups2

Neither group, or both, names a comparator, so the groups keep ClinicalTrials.gov's order.

GroupTitleDescriptionWith the outcomeAnalysedClinicalTrials.gov code
Group 1Endotracheal Intubation
The insertion of a plastic breathing tube through the mouth and into the trachea.~Endotracheal Intubation: In this traditional model of OHCA airway management, advanced-level Emergency Medical Services (EMS) personnel will use ETI as the primary (initial) airway management intervention. If the EMS agency is assigned to this arm, basic-level EMS personnel will use bag-valve-mask ventilation only even if they would normally use an LT.
01,495EG000
Group 2Laryngeal Tube (King)
Insertion of a supraglottic airway (SGA)~Laryngeal Tube (King): In this test model of OHCA airway management, advanced-level Emergency Medical Services (EMS) personnel will use LT as the primary (initial) airway management intervention. Basic-level EMS personnel will use bag-valve-mask ventilation. If trained to use LT, basic-level EMS personnel may perform LT insertion.
01,505EG001

Harm

What it counts
Total, serious adverse events
Time frame
72 hours of hospitalization.

Source ClinicalTrials.gov

Trial

Title
Pragmatic Airway Resuscitation Trial
NCT number
NCT02419573
Phases
NA
Conditions
Cardiac Arrest
Interventions
Endotracheal Intubation, Laryngeal Tube (King)
Lead sponsor
University of Alabama at Birmingham
Results first posted
2018-12-12

Source ClinicalTrials.gov

Source

Release
trial-comparisons-2026-03-23-0.1.0
Release manifest SHA-256
f66225897fbf258b57ea10bdacfd0347d3cdfda93f7f5685234b7e06ea36fa57
AACT copy
2026-03-23
Tables read
outcome_counts.parquet, outcome_measurements.parquet, outcomes.parquet, reported_event_totals.parquet, reported_events.parquet, result_groups.parquet, studies.parquet, ctgov_trial.parquet

Source ClinicalTrials.gov

Sources 2

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
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

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions. The measures are ConductScience's calculation from them.

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