Personality Detection via Smartphone Logs for CPAP Adherence

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Solution Overview

Problem

Current methods for assessing personality types in patients with obstructive sleep apnea (OSA) prior to initiating CPAP therapy are time-consuming and often not performed due to lengthy questionnaires, leading to poor adherence to therapy.

Innovation Solution

A system that automatically detects personality types using smartphone data, such as app usage logs, to provide personalized support and guidance through customized messages, increasing adherence to CPAP therapy.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If manual personality questionnaires (e.g., EPQ, NEO PI-R) are used to assess patient personality types, then accurate personality identification is achieved, but the assessment process becomes time-consuming and complex

Engineering Contradiction:
Improvepersonality identification accuracyVSAvoidassessment time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The patent replaces manual questionnaire-based personality assessment with an automated computational system that analyzes smartphone usage data. Machine learning algorithms process digital footprints from apps, calls, and messaging to infer personality traits, substituting the mechanical questionnaire-filling process with automated data extraction and analysis.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent introduces smartphone usage data as an intermediary medium to indirectly assess personality traits. Instead of directly asking patients to self-report personality characteristics through questionnaires, the system analyzes behavioral patterns in smartphone usage (app preferences, communication patterns, activity timing) that serve as proxies for personality attributes.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Loss of information

If comprehensive personality questionnaires are administered to patients, then detailed personality profiles are obtained, but patient compliance and completion rates decrease

Engineering Contradiction:
Improvepersonality information completenessVSAvoidpatient compliance
Core Design Contradiction:
Loss of informationVSEase of operation

Solution Approach 1:

The patent enables the system to automatically collect personality assessment data without requiring active patient participation in questionnaires. The smartphone device continuously records usage patterns, and the system autonomously processes this data to generate personality profiles, eliminating the need for patients to manually complete assessment forms.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent substitutes the manual questionnaire completion process with automated analysis of digitally generated behavioral data. The system extracts personality information from objective smartphone usage records rather than relying on subjective patient responses to lengthy questionnaires.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Adaptability or versatility

If personality assessment is performed manually before CPAP therapy, then personalized treatment support can be provided, but the complexity and time requirement prevent widespread implementation

Engineering Contradiction:
Improvepersonalized treatment capabilityVSAvoidassessment system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent leverages the smartphone as a multi-functional device that already performs communication, information access, and daily task management. By analyzing data from these existing universal functions, the system derives personality information without requiring dedicated assessment tools or complex specialized equipment.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent replaces complex manual assessment procedures with automated computational algorithms that process readily available smartphone data. The machine learning models automatically infer personality traits from usage patterns, eliminating the need for clinicians to administer and score complex questionnaires.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Data Source

PatentUS20240071587A1System and method to predict personality type to deliver CPAP therapy support
Publication Date: 2024.02.29 KONINKLIJKE PHILIPS NV
  • US20240071587A1 patent drawing
  • US20240071587A1 patent drawing
  • US20240071587A1 patent drawing

AI summary

Systems, apparatuses, and methods include technology to provide guidance to a patient receiving obstructive sleep apnea treatment. For example, such technology is configured to extract one or more features describing mobile apps usage based on one or more mobile apps logs from a mobile device. A personality type of the patient is determined based on processing the one or more features describing mobile apps usage. A treatment guidance for the patient is determined based on the personality type, where the treatment guidance comprises a first set of messages for the patient in response to a first personality type and a different second set of messages for the patient in response to a different second personality type. The treatment guidance for the patient is communicated to the mobile device associated with the patient receiving obstructive sleep apnea treatment.