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Optimizing Health Coaching for Patients With Type 2 Diabetes Using Machine Learning: Model Development and Validation

Shuang Di1,2, Jeremy Petch1,3,4,5, Hertzel C Gerstein3,5

  • 1Centre for Data Science and Digital Health, Hamilton Health Sciences, Hamilton, ON, Canada.

JMIR Formative Research
|September 13, 2022
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Summary
This summary is machine-generated.

This study used Q-learning, a type of artificial intelligence, to personalize diabetes health coaching. The AI-driven approach improved patient outcomes compared to traditional coaching methods.

Keywords:
artificial intelligencecommunity healthdiabetesdiabetes health coachingdigital interventionhealth coachinghealth outcomepatient outcomereinforcement learning

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Area of Science:

  • Artificial Intelligence
  • Machine Learning
  • Health Informatics

Background:

  • Type 2 diabetes management benefits from health coaching interventions.
  • Artificial intelligence (AI) offers potential for personalized, adaptive, and cost-effective diabetes health coaching.

Purpose of the Study:

  • To apply Q-learning, a reinforcement learning algorithm, to a diabetes health coaching dataset.
  • To develop a model for recommending optimal, personalized coaching interventions based on patient history.

Main Methods:

  • A two-stage reinforcement learning model was fitted on 177 patients from a Canadian randomized controlled trial.
  • The model recommends coaching interventions to maximize a composite outcome of HbA1c reduction and quality of life.
  • Data, models, and source code are publicly available.

Main Results:

  • The AI policy's recommended interventions matched the human coach's in 17.5% (stage 1) and 14.1% (stage 2) of patients.
  • Interventions agreed upon by the AI and human coach in both stages yielded better composite outcomes.
  • The AI policy's predicted outcomes significantly outperformed the observed human coach's recommendations (P<.001).

Conclusions:

  • Reinforcement learning can automate health coaching for type 2 diabetes.
  • AI-driven health coaching has the potential to significantly improve patient health outcomes.