Personalized health records with associative relationships

• US 8,380,530 B2
• Filed: 02/04/2008
• Issued: 02/19/2013
• Est. Priority Date: 02/02/2007
• Status: Active Grant

• Current Assignee: WebMD LLC (WebMD Health Corporation)
• Original Assignee: WebMD LLC (WebMD Health Corporation)
• Inventors: Marshall, Philip
• Primary Examiner(s): Gilligan, Luke
• Application Number:
  US12/025,421
• Publication Number:
  US 20080215367A1
• Time in Patent Office: 1,842 Days
• Field of Search: 705 2- 3, 707/802
• US Class Current: 705/2
• CPC Class Codes: G06Q 10/00 Administration; Management
• CPC Class Codes: G16H 10/60 for patient-specific data, e.g. for electronic patient records
• CPC Class Codes: G16H 50/70 for mining of medical data, e.g. analysing previous cases of other patients
• CPC Class Codes: G16Z 99/00 Subject matter not provided for in other main groups of this subclass

Abstract

A method for processing a personal health record (PHR) which includes a plurality of events each having a time stamp. The method includes creating a plurality of event-concept pairs by mapping each of the plurality of events in the PHR to a corresponding health concept, assigning to each of the plurality of event-concept pairs the time stamp of the event corresponding to the event-concept pair, identifying associations among the plurality of event-concept pairs, identifying an associative subset of event-concept pairs among the plurality of event-concept pairs, and linking a plurality of members of the associative subset of event-concept pairs to form a thread, in which the thread presents a relationship among the plurality of members of the associative subset of event-concept pairs.

Claims

1. A computer-implemented method for processing a personal health record (PHR) including a plurality of events each having a time stamp, the method comprising:

creating a plurality of event-concept pairs by mapping each of the plurality of events in the PHR to a corresponding health concept among a plurality of health concepts;

assigning to each of the plurality of event-concept pairs the time stamp of the event corresponding to the event-concept pair;

identifying associations among the plurality of event-concept pairs, wherein the plurality of health concepts are categorized into a plurality of categories, wherein identifying associations involves referencing a database of stored information specifying associations between health concepts among the plurality of health concepts, wherein at least some of the specified associations are between health concepts that are in different categories in the plurality of categories, and wherein the plurality of categories are medical tests, diseases, symptoms, medications, and treatments;

identifying an associative subset of event-concept pairs among the plurality of event-concept pairs, wherein the associative subset includes those events in the PHR that are either associated with a header concept or are associated with another event within the associative subset, and wherein the associated subset includes health concepts that are in different categories of the plurality of categories; and

linking a plurality of members of the associative subset of event-concept pairs to form a thread, wherein the thread presents a relationship among the plurality of members of the associative subset of event-concept pairs,

wherein creating, assigning, identifying associations, and linking are performed by a computer system.

2. The method of claim 1, wherein creating a plurality of event-concept pairs includes referencing a database that stores a plurality of health concepts.

3. The method of claim 1, wherein identifying an associative subset includes identifying a specific health concept and identifying a subset of the plurality of event-concept pairs wherein each member of the associative subset is at least associated with the specific health concept or associated with another event-concept pair in the associative subset.

4. The method of claim 3, wherein identifying a specific health concept includes receiving an identification of the specific health concept from an external source.

5. The method of claim 1, wherein linking members of the associative subset includes forming one or more sub-threads by selecting each member of the plurality of the members of the associative subset and linking the selected member to another member of the plurality of the members of the associative subset, if the selected member is associated with the another member, and further linking the one or more sub-threads thus formed chronologically to form the thread.

6. The method of claim 1, further comprising the step of graphically presenting the thread to a user.

7. The method of claim 1, further comprising the step of finding a desired event-concept pair in the PHR, the desired event-concept pair satisfying an event-condition.

8. The method of claim 7, wherein the event-condition is to be associated with a specific health concept.

9. A computer-implemented method for processing a plurality of personal health records (PHRs), each personal health record (PHR) of the plurality of PHRs including a plurality of events each having a time stamp, the method comprising:

processing each PHR of the plurality of PHRs, including;

creating a plurality of event-concept pairs by mapping each of the plurality of events in the corresponding PHR to a corresponding health concept among a plurality of health concepts,

assigning to each of the plurality of event-concept pairs the time stamp of the event corresponding to the event-concept pair, wherein the plurality of health concepts are categorized into a plurality of categories,

identifying associations among the plurality of event-concept pairs, wherein identifying associations involves referencing a database of stored information specifying associations between health concepts among the plurality of health concepts, wherein at least some of the specified associations are between health concepts that are in different categories in the plurality of categories, and wherein the plurality of categories are medical tests, diseases, symptoms, medications, and treatments,

identifying an associative subset of event-concept pairs among the plurality of event-concept pairs, wherein the associative subset includes those events in the PHR that are either associated with a header concept or are associated with another event within the associative subset, and wherein the associated subset includes health concepts that are in different categories of the plurality of categories, and

identifying a desired event-concept pair in the associative subset; and

finding an aggregate result among the plurality of desired event-concept pairs corresponding to the plurality of PHRs,

wherein processing and finding an aggregate result are performed by a computer system.

10. The method of claim 9, wherein identifying a desired event-concept pair in the associative subset includes identifying a member of the associative subset belonging to a specific heath-concept category.

11. The method of claim 9, wherein processing each PHR of the plurality of PHRs further includes identifying a second event-concept pair associated with the desired event-concept pair, and finding a relationship corresponding to the desired event-concept pair and the second event-concept pair, and wherein finding an aggregate result includes aggregating the plurality of relationships corresponding to the plurality of PHRs.

12. The method of claim 11, wherein the relationship is a difference between the time stamp of the desired event-concept and the time stamp of the second event concept.

13. The method of claim 11, wherein the relationship is to determine whether the second event-concept satisfies a medical criteria.

14. The method of claim 9, wherein the aggregate results is one of an average of a value corresponding to each desired event-concept, a total number of the desired event-concepts, or a relative number of the desired event-concepts.

15. A computer program product, residing on a physical computer-readable medium, for use in processing a personal health record (PHR) including a plurality of events each having a time stamp, the computer program product comprising instructions for causing a computer system to:

create a plurality of event-concept pairs by mapping each of the plurality of events in the PHR to a corresponding health concept among a plurality of health concepts;

assign to each of the plurality of event-concept pairs the time stamp of the event corresponding to the event-concept pair;

identify associations among the plurality of event-concept pairs, wherein the plurality of health concepts are categorized into a plurality of categories, wherein identifying associations involves referencing a database of stored information specifying associations between health concepts among the plurality of health concepts, wherein at least some of the specified associations are between health concepts that are in different categories in the plurality of categories, and wherein the plurality of categories are medical tests, diseases, symptoms, medications, and treatments;

identify an associative subset of event-concept pairs among the plurality of event-concept pairs, wherein the associative subset includes those events in the PHR that are either associated with a header concept or are associated with another event within the associative subset, and wherein the associated subset includes health concepts that are in different categories of the plurality of categories; and

link a plurality of members of the associative subset of event-concept pairs to form a thread, wherein the thread presents a relationship among the plurality of members of the associative subset of event-concept pairs.

16. The computer program product of claim 15 further comprising instructions for causing a computer to of graphically present the thread to a user.

17. A computer program product, residing on a physical computer-readable medium, for use in processing a plurality of personal health records (PHRs), each personal health record (PHR) of the plurality of PHRs including a plurality of events each having a time stamp, the computer program product comprising instructions for causing a computer system to:

process each PHR of the plurality of PHRs, including;

create a plurality of event-concept pairs by mapping each of the plurality of events in the corresponding PHR to a corresponding health concept among a plurality of health concepts,

assign to each of the plurality of event-concept pairs the time stamp of the event corresponding to the event-concept pair,

identify associations among the plurality of event-concept pairs, wherein the plurality of health concepts are categorized into a plurality of categories, wherein identifying associations involves referencing a database of stored information specifying associations between health concepts among the plurality of health concepts, wherein at least some of the specified associations are between health concepts that are in different categories in the plurality of categories, and wherein the plurality of categories are medical tests, diseases, symptoms, medications, and treatments,

identify an associative subset of event-concept pairs among the plurality of event-concept pairs, wherein the associative subset includes those events in the PHR that are either associated with a header concept or are associated with another event within the associative subset, and wherein the associated subset includes health concepts that are in different categories of the plurality of categories, and

identify a desired event-concept pair in the associative subset; and

find an aggregate result among the plurality of desired even-concept pairs corresponding to the plurality of PHRs.

18. A system for processing a personal health record (PHR) including a plurality of events each having a time stamp, the system comprising:

a mapper for creating a plurality of event-concept pairs by mapping each event of the plurality of events in the PHR to a corresponding health concept among a plurality of health concepts, for assigning to each of the plurality of event-concept pairs the time stamp of the event of that event-concept pair, and for identifying associations among the plurality of event-concept pairs, wherein the plurality of health concepts are categorized into a plurality of categories, wherein identifying associations involves referencing a database of stored information specifying associations between health concepts among the plurality of health concepts, wherein at least some of the specified associations are between health concepts that are in different categories in the plurality of categories, and wherein the plurality of categories are medical tests, diseases, symptoms, medications, and treatments; and

a threader for identifying an associative subset of event-concept pairs among the plurality of event-concept pairs, wherein the associative subset includes those events in the PHR that are either associated with a header concept or are associated with another event within the associative subset and wherein the associated subset includes health concepts that are in different categories of the plurality of categories, and for linking a plurality of members of the associative subset of event-concept pairs to form a thread, wherein the thread presents a relationship among the plurality of members of the associative subset of event-concept pairs,

and

wherein the mapper and the threader are implemented in hardware.

19. The system of claim 18, wherein the mapper finds the corresponding health concept from a plurality of health concepts by referencing a database that stores a plurality of health concepts.

20. The system of claim 18, wherein the mapper identifies associations among the plurality of event-concept pairs by referencing a database that stores a plurality of health concepts and a plurality of associations among the plurality of health concepts.

21. The system of claim 18, wherein the threader identifies an associative subset by identifying a specific health concept and identifying a subset of the plurality of event-concept pairs wherein each member of the associative subset is at least associated with the specific health concept or associated with another event-concept pair in the associative subset.

22. The system of claim 18, further comprising a searcher for finding a desired event-concept pair in the PHR, the desired event-concept pair satisfying an event-condition.

23. The system of claim 22, wherein the event-condition is to be associated with a specific health concept.

24. A system for processing a plurality of personal health records (PHRs), each personal health record (PHR) of the plurality of PHRs including a plurality of events each having a time stamp, the system comprising:

a mapper for creating a plurality of event-concept pairs for each PHR of the plurality of PHRs, by mapping each event of the plurality of events in the corresponding PHR to a corresponding health concept among a plurality of health concepts, for assigning to each of the plurality of event-concept pairs the time stamp of the event of that event-concept pair, and for identifying associations among the plurality of event-concept pairs, wherein the plurality of health concepts are categorized into a plurality of categories, wherein identifying associations involves referencing a database of stored information specifying associations between health concepts among the plurality of health concepts, wherein at least some of the specified associations are between health concepts that are in different categories in the plurality of categories, and wherein the plurality of categories are medical tests, diseases, symptoms, medications, and treatments;

a threader for identifying an associative subset of event-concept pairs among the plurality of event-concept pairs for each PHR of the plurality of PHRs, wherein each associative subset includes those events in the PHR that are either associated with a header concept or are associated with another event within the associative subset and wherein the associated subset includes health concepts that are in different categories of the plurality of categories; and

an aggregator for identifying a desired event-concept pair in the associative subset identified for each PHR, and for finding an aggregate result among the plurality of desired even-concept pairs corresponding to the plurality of PHRs,

and

wherein the mapper, the threader, and the aggregator are implemented in hardware.

25. The system of claim 24, wherein the aggregator processes each PHR of the plurality of PHRs by further identifying a second event-concept pair associated with the desired event-concept pair, and by finding a relationship corresponding to the desired event-concept pair and the second event-concept pair, and wherein the aggregator finds an aggregate result by aggregating the plurality of relationships corresponding to the plurality of PHRs.

26. The system of claim 25, wherein the relationship is a difference between the time stamp of the desired event-concept and the time stamp of the second event concept.

27. The system of claim 25, wherein the relationship is to determine whether the second event-concept satisfies a medical criteria.

28. The system of claim 24, wherein the aggregate results is an average of a value corresponding to each desired event-concept.