Helle Collatz Christensen

Helle Collatz Christensen

Clinical Associate Professor

Member of:

  • Emergency Medicine


Publication year:
  1. 2024
  2. Published

    Ambulance response times and 30-day mortality: a Copenhagen (Denmark) registry study

    Mills, A. A. M., Mills, E. H. A., Blomberg, S. N. F., Christensen, Helle Collatz, Møller, Amalie Lykkemark, Gislason, Gunnar Hilmar, Køber, Lars Valeur, Kragholm, K. H., Lippert, F., Folke, F., Andersen, M. P. & Torp-Pedersen, Christian, 2024, In: European Journal of Emergency Medicine. 31, 1, p. 59-67 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Association Between Defibrillation Using LIFEPAK 15 or ZOLL X Series and Survival Outcomes in Out-of-Hospital Cardiac Arrest: A Nationwide Cohort Study

    Meilandt, C., Qvortrup, M., Bøtker, M. T., Folke, Fredrik, Borup, L., Christensen, Helle Collatz, Milling, L., Lauridsen, K. G. & Løfgren, B., 2024, In: Journal of the American Heart Association. 13, 7, 9 p., e033913.

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    Association between mortality and phone-line waiting time for non-urgent medical care: A Danish registry-based cohort study

    Mills, E. H. A., Møller, Amalie Lykkemark, Gnesin, Filip Jurijevitj, Zylyftari, N., Jensen, B., Christensen, Helle Collatz, Blomberg, S. N., Kragholm, K. H., Gislason, Gunnar Hilmar, Køber, Lars Valeur, Gerds, Thomas Alexander, Folke, Fredrik, Lippert, F., Torp-Pedersen, Christian & Andersen, M. P., 2024, In: European Journal of Emergency Medicine. 31, 2, p. 127-135 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. Published

    Characteristics and critical care interventions in drowning patients treated by the Danish Air Ambulance from 2016 to 2021: a nationwide registry-based study with 30-day follow-up

    Breindahl, N., Wolthers, S. A., Møller, T. P., Blomberg, S. N. F., Steinmetz, Jacob & Christensen, Helle Collatz, 2024, In: Scandinavian Journal of Trauma, Resuscitation and Emergency Medicine. 32, 11 p., 17.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Accepted/In press

    Emergency Medical Services dispatcher recognition of stroke: A systematic review

    Wenstrup, J., Hestoy, B. H., Sagar, M. V., Blomberg, S. N. F., Christensen, H., Christensen, Helle Collatz & Kruuse, Christina Rostrup, 2024, (Accepted/In press) In: European Stroke Journal. 2 p.

    Research output: Contribution to journalReviewResearchpeer-review

  7. Published

    Foreign body airway obstruction resulting in out-of-hospital cardiac arrest in Denmark – Incidence, survival and interventions

    Wolthers, S. A., Holgersen, M. G., Jensen, J. T., Andersen, M. P., Blomberg, S. N. F., Mikkelsen, S., Christensen, Helle Collatz & Jensen, T. W., 2024, In: Resuscitation. 198, 8 p., 110171.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Prediction model for future OHCAs based on geospatial and demographic data: An observational study

    Bundgaard Ringgren, K., Ung, V., Gerds, Thomas Alexander, Kragholm, K. H., Ascanius Jacobsen, P., Lyng Lindgren, F., Grabmayr, A. J., Christensen, Helle Collatz, Mills, E. H. A., Kollander Jakobsen, L., Yonis, H., Hansen, Carolina Malta, Folke, Fredrik, Lippert, F. & Torp-Pedersen, Christian, 2024, In: Medicine (United States). 103, 19, 6 p., E38070.

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    Prodromal complaints and 30-day survival after emergency medical services-witnessed out-of-hospital cardiac arrest

    Larsen, M. B., Blom-Hanssen, E., Gnesin, Filip Jurijevitj, Kragholm, K. H., Lass Klitgaard, T., Christensen, Helle Collatz, Lippert, F., Folke, Fredrik, Torp-Pedersen, Christian & Ringgren, K. B., 2024, In: Resuscitation. 197, 7 p., 110155.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    The Danish Nationwide Electrocardiogram (ECG) Cohort

    Polcwiartek, C., Andersen, M. P., Christensen, Helle Collatz, Torp-Pedersen, Christian, Sørensen, Kathrine Kold, Kragholm, K. & Graff, C., 2024, In: European Journal of Epidemiology. 39, p. 325–333 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. E-pub ahead of print

    Treat and release: an observational study of non-conveyed high-acuity dispatches in a Danish emergency medical system

    Wolthers, S. A., Mikaelsson, T. J., Holgersen, M. G., Blomberg, S. N. F., Andersen, L. B., Mikkelsen, S. & Christensen, Helle Collatz, 2024, (E-pub ahead of print) In: Internal and Emergency Medicine.

    Research output: Contribution to journalJournal articleResearchpeer-review

ID: 22768155