5,000 patients help uncover how common Post-Surgery brain fog really is

NCT ID NCT02832193

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study reviews data from 5,000 adults aged 18-100 who had surgery lasting at least an hour. The goal is to find out how often people experience brain fog (called postoperative cognitive dysfunction or POCD) after surgery. No new treatments are being tested—researchers are just looking at past information to better understand the problem.

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Conditions

The condition(s) this trial relates to.

Postoperative Cognitive Complications

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • Department of Anesthesiology and Operative Intensive Care Medicine Berlin (CCM, CVK), Charité - Universitätsmedizin Berlin

    RECRUITING

    Berlin, 13353, Germany

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

    Contact

  • Irmgard Landgraf

    NOT_YET_RECRUITING

    Berlin, 12163, Germany

    Contact Phone: •••-•••-•••• Email: •••••@•••••

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