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The ESC 0/1-hour chest-pain pathway raised ED discharge from 35% to 60% with noninferior 30-day cardiac events

Heart (PubMed)Nov 23, 2025
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AI-summarized from the linked source. Educational brief, not medical advice.

Brief summary

Across 12 hospitals in five Asian countries, an ESC 0/1-hour high-sensitivity troponin T pathway produced noninferior 30-day major adverse cardiac events compared with usual care and increased emergency-department discharge from 35% to 60%.

What NurseJet pulled from the source

This prospective stepped-wedge cluster-randomized trial enrolled 3,869 patients with suspected non-ST-elevation acute coronary syndrome at 12 hospitals in five Asian countries. Usual care used troponin testing without standardized timing; the intervention used high-sensitivity cardiac troponin T at baseline and 1 hour according to the ESC pathway. Thirty-day major adverse cardiac events occurred in 1.7% with usual care and 1.4% with the 0/1-hour pathway, meeting the prespecified 1.5% noninferiority margin. Emergency-department discharge increased from 35% to 60%. Among 941 patients classified as low risk, three had a 30-day event: one cardiovascular death and two unplanned revascularizations, with no nonfatal myocardial infarctions. The results support this specific assay-based protocol in the settings studied, not unsupervised use of an isolated troponin value.

Why this matters for nurses

Emergency nurses coordinate time-sensitive chest-pain assessment, specimen collection, reassessment, and disposition communication. This study matters because it tested a standardized rapid pathway across diverse hospitals and measured both safety and patient flow rather than speed alone.

Bedside takeaway

Be aware that a standardized ESC 0/1-hour troponin T pathway increased ED discharge from 35% to 60% while meeting noninferiority for 30-day cardiac events across 12 Asian hospitals.

How This Applies in Practice

Use this when: Working within a facility-approved 0/1-hour high-sensitivity troponin T pathway for patients with suspected non-ST-elevation acute coronary syndrome.

On your shift

  • Confirm baseline and 1-hour specimens are collected and timestamped according to the local pathway, and document any timing deviation.
  • Use the complete local rule-in and rule-out pathway when communicating disposition status rather than treating one troponin value as the algorithm.
  • Include discharge rate and 30-day major adverse cardiac events when auditing local implementation.
Keep in mind: This trial used high-sensitivity troponin T in Asian emergency departments. Follow facility protocol and confirm that the assay, eligibility criteria, cutoffs, and escalation process have been locally validated.

Key takeaways

  • The trial included 3,869 patients with suspected non-ST-elevation acute coronary syndrome across 12 hospitals and five countries.
  • The intervention standardized high-sensitivity troponin T testing at baseline and 1 hour.
  • Thirty-day major adverse cardiac events were 1.4% with the pathway and 1.7% with usual care, meeting the trial's noninferiority criterion.
  • Emergency-department discharge increased from 35% to 60%, although three 30-day events occurred among 941 patients classified as low risk.

Practice implications

  • ED teams can use the findings when evaluating a locally approved 0/1-hour high-sensitivity troponin T pathway with clear eligibility, timing, interpretation, and escalation rules. The study does not support substituting a single result for the full protocol or applying its cutoffs to a different assay without validation.

Limitations & cautions

  • This was a stepped-wedge cluster trial rather than individual randomization and used high-sensitivity troponin T in Asian emergency departments. Transfer to other populations, assays, cutoffs, and workflows requires local validation, and a small number of 30-day events still occurred among patients classified as low risk.
  • AI-summarized from the linked source. Review the original article before applying to practice.

Citations

Exact source links

Public citations are filtered to exact credible source pages. Homepage-only or invalid links stay in admin review and are not shown here.

Heart (PubMed)

Heart (PubMed). Validation of the European Society of Cardiology 0/1-hour algorithm for chest pain triage in Asian emergency departments: a multinational stepped-wedge cluster-randomised trial.

Open original source

https://pubmed.ncbi.nlm.nih.gov/41276292/

Professional education only

This summary does not replace clinical judgment, facility policy, provider orders, or official guidelines. Verify practice changes against the original source and local protocol.

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