Incremental Value and Utility of the Bipolar leads- CMf, CM2, CM5- for detecting STEMI at Pre-Hospital setting: multicenter observational study

Incremental Value and Utility of the Bipolar leads- CMf, CM2, CM5- for detecting STEMI at Pre-Hospital setting: multicenter observational study - Incremental Value and Utility of the Bipolar leads- CMf, CM2, CM5- for detecting STEMI at Pre-Hospital setting

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000013587

Enrollment

630

Registered

2014-04-01

Start date

2014-02-28

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

ST elevation myocardial infarction

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. adults who is 30 years or older 2. patients who call emergency medical service in Sakai City and whose main complaint is symptoms related with cardiac ischemia ; pain of chest, epigastric, shoulder or jaw, or sudden onset short of breath 3. duration of symptom is 15 minutes or longer

Exclusion criteria

Exclusion criteria: 1. 24 hours pass since the onset of symptom 2. the symptom is due to trauma 3. patients with cardiac arrest 4. patients with complete left bundle brock at 12 leads ECG

Design outcomes

Primary

Measure	Time frame
Net Reclassification improvement (NRI) of adding CM2 and CM5 leads to history taking and CMf leads, which is a substitute for II lead, for detecting STEMI	—

Secondary

Measure	Time frame
Diagnostic accuracy of three CM leads at prehospital setting for detecting STEMI- sensitivity, specificity, positive predictive value, negative predictive value-	—

Countries

Japan

Contacts

Public ContactJunji Kumasawa

Kyoto University School of Public Health Epidemiology and Healthcare research

jkumakumakuma@hotmail.com075-753-4646

Outcome results