The following relates generally to medical informatics. It finds particular application in conjunction with health risk assessment, patient testing, and lifestyle advisement, and will be described with particular reference thereto. However, it will be understood that it also finds application in other usage scenarios and is not necessarily limited to the aforementioned application.
Information available to a person or consumer about a health risk such as cardiovascular disease (CVD) is typically limited to fragmented discussions with a healthcare practitioner or an individual's research with the Internet. The discussions may include questions from the healthcare practitioner about the risk factors which enable the healthcare practitioner to determine appropriate tests to diagnosis a condition. Other discussions may include discussions about lifestyle changes such as changes to smoking habits, diet, and/or exercise habits based on current patient conditions. The person typically relies on the healthcare practitioner to order any tests the healthcare practitioner determines are appropriate often without further explanation. Many persons or consumers of healthcare services feel disconnected or removed from their healthcare decisions, and do not understand the relationship between risk assessment, physical status, and lifestyle changes.
Furthermore, the lifestyle changes proposed by the healthcare practitioner are typically generalized concepts without action steps. For example, advising a consumer to eat healthy foods to live longer is too general to be useful and is typically ignored. Consequently, consumers continue their usual behavior because the consumer does not understand or see a cognizable link between their personal lifestyle behaviors and the health risk. For example, a consumer who smokes may understand that people who smoke are at risk for CVD, but is likely not to understand how his/her continued smoking creates a risk for CVD or damages his/her body. As a result, the consumer is likely to continue smoking and/or continue other behaviors which contribute to the disease progression or increase their health risk.
The following discloses a new and more meaningful presentation of health results to determine necessary lifestyle changes system which addresses the above referenced issues, and others.
In accordance with one aspect, a medical system which presents consumer health results includes a consumer questionnaire unit, a workflow assistant, a risk assessor, a guideline interpreter, and a display device. The consumer questionnaire unit identifies consumer habits based on received responses to personal, medical, and lifestyle questions. The workflow assistant iteratively identifies medical tests for the consumer based on a rule based evaluation of responses and received medical test results. The risk assessor calculates a health risk to the consumer based on the identified habits and lifestyle behaviors and received medical test results, and determines body damage to the consumer based on received medical test results. The guideline interpreter constructs a lifestyle advice display based on the identified consumer habits, the calculated health risk, the determined body damage, and lifestyle advice. The display device displays the lifestyle advice.
In accordance with another aspect, a method of presenting health results to a consumer includes identifying consumer habits based on received responses to personal, medical and lifestyle questions. Medical tests for the consumer are iteratively identified based on a rule based evaluation of responses and received medical test results. The health risk to the consumer is calculated based on the identified consumer habits and received medical test results, and body damage is determined based on received medical test results. A lifestyle advice display is constructed based on the identified consumer habits, the calculated health risk, and the determined body damage. The lifestyle advice is displayed.
In accordance with another aspect, a medical system which presents health results to a consumer includes one or more processors, and a display device. The one or more processors are configured to identify habits and/or lifestyle behaviors of a consumer based on received consumer responses to personal, medical, and lifestyle questions, and calculate a health risk to the consumer based on the identified habits and/or lifestyle behaviors and received basic test results for the consumer. The one or more processors are further configured to construct a lifestyle advice display which includes the identified habits and/or lifestyle behavior, and calculated health risk. The display device displays the lifestyle advice.
One advantage is a stepwise presentation of medical test results to consumers and healthcare practitioners followed by actionable lifestyle advice.
Another advantage resides in simple and comprehensible presentation of test results to consumers.
Another advantage resides in the correlation of habits, lifestyle, and other factors with related risks and signs of body damage.
Another advantage resides in the user interface which progressively builds an understanding of the health risk and increases the acceptance of lifestyle changes advice.
Another advantage includes rule-based guidelines which structure and highlight paths between habits, risk, signs of damage, and lifestyle advice.
Another advantage is the linear time based display and interactive presentation of information based on personalized cause and effect relationships.
Another advantage is the flexibility to include healthcare practitioners in the discussion of health risks and lifestyle advice with a consumer or patient.
Still further advantages will be appreciated to those of ordinary skill in the art upon reading and understanding the following detailed description.
The invention may take form in various components and arrangements of components, and in various steps and arrangement of steps. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention.
With reference to
The system 10 includes a consumer questionnaire unit 14 which selects questions from a question data store 16 and receives responses. The questions include personal, medical, and lifestyle questions. The consumer questionnaire unit identifies habits and/or lifestyle behaviors based on the received responses. The identified habits and/or lifestyle behaviors include habits which include or contribute to risks or risk factors of a disease. The responses can be entered directly by the consumer and/or assisting healthcare practitioner, and/or collected from external sources electronically such as prior electronically stored consumer data. The received responses can be stored in a consumer data store 18.
The system includes a workflow assistant 20 which iteratively identifies medical tests for the consumer. The identified medical tests are identified based on a rule based evaluation of received responses and can include received medical test results. A healthcare practitioner and the consumer can discuss and decide together the final test package. The rules can be stored in a rule data store 22 such as a Structure Query Language (SQL), relational, or object-oriented database. The workflow assistant 20 receives medical test results 24 which can be stored in the consumer data store 18. The medical test results can be received by manual entry, manual transfer (e.g., USB thumb drive, flash drive, and the like), barcode scanner, network transfer (file transfer protocol (FTP) and the like), and/or direct interface to a medical testing device (wired or wireless). In a first iteration, the workflow assistant identifies basic medical tests which measure health risk. In a second iteration, the workflow assistant identifies additional medical tests which determine body damage in the body of the consumer. In the second iteration, the identification can be based on the measured health risk, results of the basic medical tests, and/or other information such as the received responses. The iterations can be further subdivided.
The system 10 includes a risk assessor 26 which measures a health risk based on the received responses and basic test results. The basic test results can include a single measurement such as blood sugar, or multiple measurements such as systolic blood pressure and diastolic blood pressure, or further combine several test results into one measure such as a combination of height, weight, and waist circumference as a measure of body fat. The measures can be quantified as levels such as low risk, intermediate risk, and high risk. The measures can be numerically based or further divided into finer discrete intervals based on the health risk measured. For example, a health risk of cardiovascular disease includes measurement of low, intermediate, and high risk. A measure of blood pressure which is abnormal or high is determinative or causal of an intermediate or a high risk of CVD dependent upon other basic tests and/or received responses. In another example, the risk of cardiovascular disease includes a numerical score such as a Framingham Risk Score. The risk assessor determines body damage to the body of the consumer based on received additional medical test results. The determination can include measurements from the basic test results, measured health risk and/or received responses.
The system includes a guideline interpreter 28 which constructs lifestyle advice displays based on the identified consumer habits and/or lifestyle behavior, the measured health risk, the determined and/or measured body damage, and the like. The display builds a gradual understanding for the consumer of the impact of the consumer habits on the consumer health risk with the combined display of habits, risk, damage, lifestyle advice, and the like. The display includes a personalized display of identified habits and/or lifestyle behaviors which are risk factors for the health risk. The display includes a personalized display of measured health risks and affected anatomy. The display includes a personalized display of determined body damage and related anatomy. The display includes a personalized display of lifestyle advice related to the determined health risks and body damage. The visual display includes graphical and text visualization. The display can include color highlights such as red for severe or high risk and/or significant body damage, yellow for intermediate risk and/or possible body damage, and green for low risk and/or no determined body damage. The display can include the affected anatomy or source for a measured risk such as heart, arteries, family history, etc. The display can include the location and/or body portion related to the determined body damage such as an organ shape and/or position the in the anatomy. For example, plaque in arteries can be shown as a narrowed artery located in a leg or neck.
The guideline interpreter 28 can construct displays of test results and/or displays of medical test explanations. The display of a test result includes the quantified test result, text, or numerical values, a graphical visualization of the test result, and a measure of the health risk, and the like. The graphical visualization of the test results includes indications of at least normal values and abnormal values, but may provide further delineations. Constructed displays of medical test explanations include an explanation of how the test is performed, an explanation of what is measured by the medical test, and an explanation of the health risk measured or body damage determined by the medical test. The explanation of how the test is performed can include graphical illustrations of how the test will be performed on the body of the consumer or the appearance of the testing process to the consumer.
The guideline interpreter 28 can construct a personalized visual display of life expectancy of the consumer based on the measured health risk and determined body damage. The display includes lifestyle advice. The display can be interactive, which allows the consumer to indicate lifestyle changes and the display modified to show the impact to life expectancy. The display includes the measured health risk for the consumer. The life expectancy can be indicated as a line graph, bar graph, and the like. The guideline interpreter can further include a consent process whereby the consumer indicates consent to identified changes in lifestyle such as selecting one or more displayed lifestyle advices with the input device.
The system includes a merged user interface 30 for both a clinician or healthcare practitioner and the consumer. The user interface 30 includes a computing device or workstation 32 such as a laptop, a tablet, a mobile computing device, a smartphone, and the like. The workstation 32 includes an electronic processor or electronic processing device 34, a display device 36 which displays the constructed displays, pop-up or explanation displays, medical test result displays, advice displays, menus, panels, and user controls, and at least one input device 38 which inputs the healthcare practitioner or consumer selections. The display may output visual, audio, and or tactile data. Examples of a display include, but are not limited to: a computer monitor, a television screen, a touch screen, tactile electronic display, Braille screen, Cathode ray tube (CRT), Flat panel display, Light-emitting diode (LED) displays, Electroluminescent display (ELD), Plasma display panels (PDP), Liquid crystal display (LCD), Organic light-emitting diode displays (OLED), and the like. The input device can be a keyboard, a mouse, a microphone, and the like.
The various units or modules 12, 14, 20, 26, 28 are suitably embodied by an electronic data processing device, such as the electronic processor, computer, or electronic processing device 34 of the workstation 32, or by a network-based server computer operatively connected with the workstation 32 by a network 40, or so forth. The user interface module 30 is suitably embodied by the workstation 32. Moreover, the questionnaire, workflow, risk assessment, and guideline interpretation techniques are suitably implemented using a non-transitory storage medium storing instructions (e.g., software) readable by an electronic data processing device and executable by the electronic data processing device to perform the disclosed questionnaire, workflow, risk assessment, and guideline interpretation techniques. The system can include a web (HTTP) server which delivers constructed displays to a web browser. The server and browser can be configured on the same workstation or computing device or on separate computing devices separated by the network. The network can include a public network (e.g. Internet), private network, or a combination. The network can be wired, wireless, or a combination. The network can be configured for data traffic, cellular traffic, or a combination. The data stores can include structured memory such as SQL databases, object oriented databases, file systems, combinations, and the like.
With reference to
With reference to
The explanation of what is measured by the test 102 includes an explanation of the results of a test. In the example, the HbA1c test explanation of what is measured includes “The test measures the level of glycated hemoglobin, called HbA1c, which is a surrogate (three-month average) for your blood sugar.” The explanation explains what is being measured relative to the consumer which in this example is blood sugar.
The explanation of the measured health risk or determined body damage 104 includes possible diagnosis. For example, the HbA1c medical test explanation includes “high HbA1c levels indicate the likelihood of insulin resistance or diabetes” and “also diabetes increases the risk of heart or arterial problems”. The explanations show a linear and progressive relationship between the drop of blood taken from the consumer, measured for blood sugar, and the risk of heart or arterial problems indicated diabetes suggested by high levels of blood sugar. The medical test explanations can include other information of concern to the consumer such as the time to perform the test, the cost, and/or body posture to take the test.
The display can include interactive changes that modify the display of life expectancy of the consumer based on lifestyle changes. For example, in a discussion with the physician, the consumer selects lifestyle advices such as “increase exercise”, and “eat fruits and vegetables” using the input device, e.g. clicking on the visual representation of the corresponding lifestyle advices. The display presents an alternative life expectancy 138 based on the lifestyle advice selected. The display can include a consent process by the consumer to the lifestyle advice with the selected lifestyle advices, e.g. selecting a button which indicates agreement to the changes.
The workflow assistant 20, in a step 144, iteratively identifies medical tests for the consumer based on a rule based evaluation of the received responses and received medical test results. The medical test results are received in a step 146, and either measure risk and/or determined body damage. A decision step 148, returns to iteratively identify additional tests. A first iteration identifies basic tests which measure risk or risk factors. The first set of tests, the basic tests such as cholesterol, HbA1c, BP, ECG, include a fixed set of tests common to all consumers. Additional iterations can add additional tests specific to the consumer which determine body damage. The additional tests are identified based on the received responses and/or received medical test results. The received responses and/or received test results can be used to calculate a quantified risk score of a disease such as the Framingham Risk Score for CVD. The quantified risk score can be used to further identify additional medical tests.
A measure of the health risk is calculated in a step 150 by the risk assessor 26 based on the received responses and received medical test results. A display lifestyle advice is constructed with consumer life expectancy and lifestyle advice which can improve or mitigate the measured health risk in a step 152. The display is constructed by the guideline interpreter 28. The display is displayed by the display device 36. The display can be interactive with selection of each lifestyle advice by the consumer and modifying the display of consumer life expectancy accordingly.
In a step 154, the consumer indicates consent to lifestyle advices displayed. The consent can include additional displays such as reformatting, printing and/or emailing lifestyle advices selected, and/or not selected. Consent can also include measured medical test results and/or further follow-up. Means can be provided for performing steps 140-154 such as a computer or electronic processing device.
It is to be appreciated that in connection with the particular illustrative embodiments presented herein certain structural and/or function features are described as being incorporated in defined elements and/or components. However, it is contemplated that these features may, to the same or similar benefit, also likewise be incorporated in other elements and/or components where appropriate. It is also to be appreciated that different aspects of the exemplary embodiments may be selectively employed as appropriate to achieve other alternate embodiments suited for desired applications, the other alternate embodiments thereby realizing the respective advantages of the aspects incorporated therein.
It is also to be appreciated that particular elements or components described herein may have their functionality suitably implemented via hardware, software, firmware or a combination thereof. Additionally, it is to be appreciated that certain elements described herein as incorporated together may under suitable circumstances be stand-alone elements or otherwise divided. Similarly, a plurality of particular functions described as being carried out by one particular element may be carried out by a plurality of distinct elements acting independently to carry out individual functions, or certain individual functions may be split-up and carried out by a plurality of distinct elements acting in concert. Alternately, some elements or components otherwise described and/or shown herein as distinct from one another may be physically or functionally combined where appropriate.
In short, the present specification has been set forth with reference to preferred embodiments. Obviously, modifications and alterations will occur to others upon reading and understanding the present specification. It is intended that the invention be construed as including all such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof. That is to say, it will be appreciated that various of the above-disclosed and other features and functions, or alternatives thereof, may be desirably combined into many other different systems or applications, and also that various presently unforeseen or unanticipated alternatives, modifications, variations or improvements therein may be subsequently made by those skilled in the art which are similarly intended to be encompassed by the following claims.
Number | Date | Country | |
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61838381 | Jun 2013 | US |