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Research questions
| Q1 | What ML techniques have been used to predict in-hospital mortality in EDs? |
| Q2 | What are the common vital signs variables used in studies? |
| Q3 | How researchers prepared data for ML techniques? |
| Q4 | What are the approaches to solve the problem (eg, binary classification or time series prediction)? |
| Q5 | What are the challenges and open issues in this domain? |
EDs, emergency departments; ML, machine learning.
