Acute cardiac care & resuscitation
Characteristics and clinical assessment of unexplained sudden cardiac arrest in the real-world setting: focus on idiopathic ventricular fibrillation
Authors' conclusion
Our findings suggest that complete investigations are carried out in a very low proportion of unexplained SCA.
Study context
- Population
- Survivors of unexplained cardiac sudden cardiac arrests (SCA) after OHCA, Paris area, 2011–201688 unexplained after ECG, echo, angiography
- Participants
- 717 survivors
- Outcome
- Completeness of assessment of unexplained SCA
Methodological detailspopulation-based, Paris area
- Population-based
- Paris area
Main finding
As reported in the abstract
Complete workup (incl. pharmacological testing) among IVF
Labelled idiopathic ventricular fibrillation (IVF)
49
6.8%
IVF with complete workup
8
16.3%
Diagnosis by CMR
25
3.5%
Diagnosis by other investigations
14
2.4%
Observational data: associations, not effects.
Further findings
Predictors of more thorough investigation
| OR (95% CI) | ||
|---|---|---|
| Younger patients | 6.00 (1.80–22.26) | |
| University centres | 3.60 (1.12–12.45) | |
| 0.050.21520Odds ratio (log scale) |
Genetic testing and family screening initiated (IVF)
- Genetic testing
- 9 (18.4%)
- Family screening
- 12 (24.5%)
Original publication
Characteristics and clinical assessment of unexplained sudden cardiac arrest in the real-world setting: focus on idiopathic ventricular fibrillation. Eur Heart J. Published 16 March 2018. doi:10.
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