Readmission Risk Prediction Model Using Logistic Regression

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Solution Overview

Problem

Hospitals face challenges in identifying appropriate inpatient treatments and post-discharge care to prevent unplanned readmissions, particularly for conditions like heart failure and pneumonia, due to high readmission rates which reflect treatment quality and increase costs.

Innovation Solution

Generating readmission risk prediction models using linear regression techniques on clinically relevant data to assess patient readmission risk and inform inpatient interventions and outpatient activities, allowing for dynamic adjustment of care plans and post-discharge monitoring.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If readmission risk prediction models are implemented to identify high-risk patients, then treatment quality and patient outcomes improve, but system complexity and implementation costs increase

Engineering Contradiction:
Improvetreatment qualityVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system segments patients into risk categories (low, medium, high) based on their readmission risk scores, allowing differentiated care strategies for different patient groups. This segmentation enables hospitals to focus resources on high-risk patients while maintaining standard care for low-risk patients, improving overall treatment quality without uniformly increasing system complexity across all patients.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The readmission risk prediction model acts as an intermediary tool between clinical judgment and resource allocation decisions. It processes patient data and provides risk scores that guide clinicians in making informed decisions about care planning, resource allocation, and intervention timing, thereby improving treatment quality while providing a structured approach that manages system complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If longer length of stay is provided to prevent readmissions, then treatment quality improves, but healthcare costs increase

Engineering Contradiction:
Improvetreatment qualityVSAvoidhealthcare costs
Core Design Contradiction:
ReliabilityVSLoss of energy

Solution Approach 1:

The system dynamically adjusts care plans and resource allocation based on real-time risk assessment. Patients are monitored continuously, and care intensity is adjusted according to their changing risk status. This dynamic approach allows for extended care only when clinically justified by elevated risk scores, improving treatment quality for those who need it while avoiding unnecessary cost increases for stable patients.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system changes key parameters such as care intensity, monitoring frequency, and resource allocation based on the calculated readmission risk score. High-risk patients receive intensified care and longer stays, while low-risk patients receive standard care, allowing the system to optimize treatment quality while controlling overall healthcare costs through parameter-based differentiation.

Inventive Principle:
Principle #35Parameter changes

3Reliability

If proper monitoring and education are provided after discharge to prevent readmissions, then patient outcomes improve, but resource requirements and operational complexity increase

Engineering Contradiction:
Improvepatient outcomesVSAvoidoperational complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system performs preliminary risk assessment before discharge and creates tailored care plans in advance. High-risk patients are identified pre-discharge and assigned specific monitoring and education interventions, allowing proper preparation and resource allocation before the patient leaves the hospital. This preliminary action improves patient outcomes by ensuring continuity of care while managing operational complexity through advance planning.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system implements continuous feedback loops where post-discharge patient data is collected, risk scores are recalculated, and care plans are adjusted accordingly. This feedback mechanism ensures that monitoring and education resources are allocated based on actual patient needs and risk status, improving outcomes while optimizing resource utilization and managing operational complexity through data-driven decision making.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS8751257B2Readmission risk assessment
Publication Date: 2014.06.10 CERNER INNOVATION INC
  • US8751257B2 patent drawing
  • US8751257B2 patent drawing
  • US8751257B2 patent drawing

AI summary

A readmission risk prediction model is generated and used for identifying patients having elevated risk of readmission and determining inpatient treatment and outpatient activities based on readmission risk. Readmission risk prediction models may be generated for a variety of different clinical conditions using logistic regression techniques. When a patient is admitted to a hospital, the patient's condition is identified and a corresponding readmission risk prediction model is employed to identify the patient's risk of readmission. The readmission risk may be presented to a clinician and employed to recommend interventions intended to treat the patient and reduce the probability of readmission for the patient. The patient's readmission risk may also be calculated after the patient has been discharged and used for planning outpatient activities for the patient.