Relevance of the Peripheral Cholinesterase-activity on Neurocognitive Dysfunctions in Surgical Patients (CESARO)
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ClinicalTrials.gov Identifier: NCT01964274 |
Recruitment Status :
Completed
First Posted : October 17, 2013
Last Update Posted : August 21, 2019
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In this prospective, multicenter observational study the investigators capture the perioperative course of peripheral cholinesterase activity. The focus is the perioperative inflammation causing postoperative delirium. Therefore we measure the activity of Acetylcholine-Esterase and Butyrylcholine-Esterase in whole blood of adults in the perioperative context. Early postoperative delirium will be detected by Nu-DESC in the Recovery Room or the Postanaesthesia-Care-Unit. The course of the peripheral cholinesterase activity will be compared with the incidence of postoperative delirium and other clinical dysfunctions.
We follow up the patients for up to five years regarding Delirum, comorbidities and mortality data.
Condition or disease |
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Postoperative Delirium |
Study Type : | Observational |
Actual Enrollment : | 815 participants |
Observational Model: | Cohort |
Time Perspective: | Prospective |
Official Title: | Relevance of the Peripheral Cholinesterase-activity on Neurocognitive Dysfunctions in Surgical Patients |
Actual Study Start Date : | October 2013 |
Actual Primary Completion Date : | July 2016 |
Actual Study Completion Date : | July 2016 |
Group/Cohort |
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Surgical patients
Adult male and female patients undergoing surgery
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- Postoperative Delirium [ Time Frame: Participants will be followed in the sample period, an exspected average of three days ]Postoperative Delirium (measured by Nursing Delirium Screening Scale)
- Organ Dysfunctions [ Time Frame: Participants will be followed in the sample period, an exspected average of three days ]
- Concomitant medication [ Time Frame: Participants will be followed in the three postoperative days sample period ]Concomitant medications from Anticholinergic Drug Scale (ADS)
- Postoperative Pain [ Time Frame: Participants will be followed in the three postoperative days sample period ]According to Numeric Rating Scale
- Duration of Intensive Care Unit Stay [ Time Frame: Participants will be followed in the sample period, an exspected average of seven days ]
- Duration of Hospital Stay [ Time Frame: Participants will be followed in the sample period, an exspected average of four weeks ]
- Duration of Mechanical Ventilation [ Time Frame: Participants will be followed in the sample period, an exspected average of 168 hours ]
- Readmission rate [ Time Frame: Participants will be followed in the sample period, an exspected average of four weeks ]
- Hospital Treatment Data [ Time Frame: Participations will be followed for the duration of the operation day, an exspected time average of eight hours ]Operation time, surgery, anaesthesia
- Postoperative Mortality [ Time Frame: Participants will be followed for the duration of the sample period an exspected average of five years ]Mortality (measured inhouse-mortality according to the patients´records and based on the data record according to §21 Krankenhausentgeltgesetz - (KHEntgG))
- Postoperative Delirium [ Time Frame: Participants will be followed in the sample period, an exspected average of five years ]Postoperative Delirium (measured by Diagnosis of Delirium according to the patients´records and based on the data record according to §21 Krankenhausentgeltgesetz -(KHEntgG))
- Comorbidities [ Time Frame: Participants will be followed in the sample period, an exspected average of five years ]Comorbidities based on the data record according to §21 Krankenhausentgeltgesetz - (KHEntgG)

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Ages Eligible for Study: | 18 Years and older (Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Sampling Method: | Probability Sample |
Inclusion Criteria:
- Male and female patients with age 18 years and above scheduled for surgery with planned stay in Recovery Room or Postanesthesia-Care-Unit
- Offered patient information and written informed consent
- In-hospital stay for at least 24 hours
Exclusion Criteria:
- Patients with known pseudocholinesterase deficiency
- Participation in prospective intervention studies during the study period
- Analphabetism
- Unability of German and English language use
- Anacusis or Hypoacusis with hearing aid device, Amaurosis
- Lacking willingness to save and hand out data within the study
- Accommodation in an institution due to an official or judicial order
- Coworker of the clinic (study center)

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT01964274
Germany | |
Department of Anesthesiology and Intensive Care Medicine, Campus Charité Mitte and Campus Virchow-Klinikum, Charité - Universitätsmedizin Berlin | |
Berlin, Germany, 13353 | |
Department of Anesthesia, Klinik für MIC | |
Berlin, Germany, 14129 | |
Clinic for Anaesthesiology, Intensive Care Medicine, Palliative Medicine and Pain Medicine, Berufsgenossenschaftliches Universitätsklinikum Bergmannsheil | |
Bochum, Germany, 44789 | |
Department of Anesthesiology, Universitätsklinikum Heidelberg | |
Heidelberg, Germany, 69120 | |
Department of Anesthesiology, Klinikum Großhadern of the Ludwig Maximilians University of Munich | |
München, Germany, 81377 | |
Department of Anesthesiology, Universitätsklinikum Regensburg | |
Regensburg, Germany, 93053 | |
Department of Anesthesiology, Universitätsklinikum Ulm | |
Ulm, Germany, 89081 | |
Department of anesthesiology and intensive care medicine | |
Wetzlar, Germany, 35578 | |
Department of Anaesthesia and Critical Care, Universitätsklinikum Würzburg | |
Würzburg, Germany, 97080 |
Study Director: | Claudia Spies, MD | Department of Anesthesiology and Intensive Care Medicine, Campus Charité Mitte and Campus Virchow-Klinikum, Charité - Universitätsmedizin Berlin |
Publications automatically indexed to this study by ClinicalTrials.gov Identifier (NCT Number):
Responsible Party: | Claudia Spies, Department of Anesthesiology and Intensive Care Medicine CVK/CCM, Charite - Universitätsmedizin Berlin, Germany, Charite University, Berlin, Germany |
ClinicalTrials.gov Identifier: | NCT01964274 |
Other Study ID Numbers: |
CESARO |
First Posted: | October 17, 2013 Key Record Dates |
Last Update Posted: | August 21, 2019 |
Last Verified: | August 2019 |
Nursing Delirium Screening Scale, Acetylcholinesterase Activity |
Delirium Emergence Delirium Cognitive Dysfunction Confusion Neurobehavioral Manifestations Neurologic Manifestations |
Nervous System Diseases Neurocognitive Disorders Mental Disorders Postoperative Complications Pathologic Processes Cognition Disorders |