Circadian, Weekly and Seasonal Variability of Postoperative Mortality and Morbidity (Zirkadianest)
- Conditions
- Postoperative Mortality and Morbidity
- Registration Number
- NCT01903382
- Lead Sponsor
- Charite University, Berlin, Germany
- Brief Summary
Mortality is subject to cyclic variability: circadian, weekly, and seasonal. This has been shown for different populations, different diseases and in different countries, but not for surgical patients. Aim of this study is therefore to investigate the association between circadian, weekly, and seasonal effects time of surgery postoperative mortality of patients undergoing surgery and general anesthesia.
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- COMPLETED
- Sex
- All
- Target Recruitment
- 247506
All Patients who underwent anesthesia within the study time period.
none
Study & Design
- Study Type
- OBSERVATIONAL
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Postoperative mortality One year The primary objective of this study is to show associations between postoperative mortality and circadian, weekly and seasonal rhythms.
Electronic patient charts are revised for complete hospital length of stay for time of surgery, co-morbidities, intra-operative data and all-cause in-hospital mortality
- Secondary Outcome Measures
Name Time Method Hospital length of stay One year The secondary objective of this is to show associations between hospital length of stay and circadian, weekly and seasonal rhythms. Electronic patient charts are revised for complete hospital length of stay for time of surgery, co-morbidities, intra-operative data and hospital length of stay
Trial Locations
- Locations (1)
Department of Anesthesiology and Intensive Care Medicine Campus Charité Mitte and Campus Virchow-Klinikum, Charité - University Medicine
🇩🇪Berlin, Germany