Session Details

PM06: Using Machine Learning to Predict at-Risk Patients
(Event: SMDM 40th Annual Meeting: Montreal, QC, Canada)

Oct 14, 2018 2:00PM - Oct 14, 2018 5:30PM
Session Type: Short Course- PM 1/2 Day

Description
 
  • Background
    In this course, we give a brief background about classification algorithms and dive into a versatile machine learning algorithm, namely random forest classifier. We use a de-identified dataset of patients and develop models that can accurately determine those patients who are at risk of developing complications. We further investigate the most important contributing factors to developing complications. The skills taught in this course can be used to develop various models to identify patients at risk of developing complications after a procedure or surgery. Hence, such models can be used for improving patient outcomes through modifying various parameters pre- and intra-operatively and also serve as a basis for shared decision-making between clinicians and their patients in treatment planning. In addition, such models can be applied to readily available data in EMRs to predict patients who are at risk of deterioration during their hospital stays.
    Course Type
    Half Day
    Course Level
    Beginner
    Format Requirements
    This course includes a series of mini-lectures and hands-on experiments. A brief lecture about machine learning and classification will be given, followed by a brief introduction about the dataset. Attendees will then be provided with a de-identified dataset. The instructors will walk the attendees through a few mini-modules where the attendees are first provided with pieces of code and their purpose, and then they get to implement the code to analyze the dataset. Model building techniques to improve the results will be discussed and the results will be analyzed to draw insights. The pieces of codes will be provided in Python. Attendees will be required to install Python and a set of requisite libraries ahead of the class and bring their laptops.
    Overview
    Machine learning is a powerful tool for analyzing large datasets to discover patterns in the data and make classifications and predictions. Machine learning techniques have been extensively used in medical decision making and treatment planning. Machine learning can be used to identify patients who are at risk of developing complications. In addition, it may be used to identify the most important contributing factors to complications. In this course, we introduce an interpretable and robust machine learning algorithm, namely, random forest, and walk through a hands-on experiment where we develop models using an open source software. We use a de-identified dataset and develop models, discuss how to improve their performance, identify most important contributing factors, and interpret the results. We conclude with discussing various examples that can be immediately implemented using electronic medical record (EMR) data.
    Description & Objectives
    With the ever-increasing amount of data that is collected in medicine, it is time to take advantage of sophisticated machine learning algorithms to analyze past data to pave the way for better treatment planning and decision making in the future. This course will provide the attendees with an introductory, hands-on experience in building and training a versatile machine learning algorithm, namely, random forest. This algorithm is particularly advantageous in identifying at risk patients as it allows for easily interpretable results. Specifically, the goal is to use a dataset of patients to classify at risk patients and further evaluate the patterns to determine the most important contributing factors to complications. Modeling techniques to improve model performance will be discussed. The objectives of the course are as follows:
    • To provide introductory information about machine learning algorithms and classification techniques
    • To discuss various applications of the techniques in medicine
    • To develop and train random forest classifiers with respect to a response variable
    • To identify the most important contributing factors giving rise to the observed values of the response variable
    • To learn techniques to improve model performance
    • To analyze the results and draw actionable insights
    Course Director
    Course Faculty

  

Session Fees
Fee TypeMember FeeNon-Member Fee
This session is free
Early: $200.00 $325.00
Regular: $245.00 $370.00
Late: $245.00 $370.00
This session is free
Early: $170.00 $170.00
Regular: $215.00 $215.00
Late: $215.00 $215.00

 

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