Australian and New Zealand Intensive Care Society (ANZICS) has built an Center of Outcome and Resource Evaluation (CORE) adult patients database (APD) of adult critically ill patients. ANZICS CORE APD has built an international collaboration of intensive care unit (ICU) database. National Taiwan University Hospital has joined this international collaboration and built the data according to the APD data dictionary with same value domain attributes and data element attributes. This database also add expansion of data include hourly vital signs data, more laboratory data, more diagnoses at admission and discharge, data after 24 hours till discharge, and extended information of clinical outcomes more than 30 days after admission to ICU .

This database will retrospectively collect the data of patients discharged from intensive care after March 1, 2019 and will prospectively continue the retrospective collection of data till the patients discharged before June 30, 2043.

The data will be used for the evaluation of quality and resource allocation, quality improvement, education of data science, datathon, and research to predict the clinical outcomes and assist the treatment strategies.

Inclusion Criteria:

• Critically ill patients admitted to intensive care units

Exclusion Criteria:

• Patients aged less than 20 years

Critically ill patients admitted to intensive care units.

There is not a plan to make individual participant data available according to the regulation of Research Ethic Committee of National Taiwan University Hospital.