Computerized methods for evaluating response latency and accuracy in the diagnosis of attention deficit hyperactivity disorder
First Claim
Patent Images
1. A method of diagnosing Attention Deficit Hyperactivity Disorder in a subject, said method comprising the steps of:
- (a) placing, in proximity to a subject, (i) a monitor that is connected to a computer, and (ii) a device that can be activated by said subject and that is also connected to said computer;
(b) presenting to said subject instructions with respect to activating said device in response to visual images on said monitor, wherein said subject is instructed to activate said device when a specified image is displayed on said monitor;
(c) presenting to said subject said visual images on said monitor while recording instances of device activation by said subject;
(d) storing in said computer the instances of device activation by said subject;
(e) determining an accuracy parameter of device activation;
(f) determining a response time parameter of device activation;
(g) calculating a test value based on (e) and (f) as follows;
T≡
(accuracy)−
[25+response time/10)],wherein a positive value of T indicates a normal test result and a negative value of T indicates an abnormal test result characteristic of Attention Deficit Hyperactivity Disorder; and
(h) using the calculation of step (g) to generate a report of said results.
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Abstract
Provided are methods for diagnosing the presence, type, or severity of a dementia in a human subject. The methods involve using a computer-based system to assess impairment of certain cognitive and motor functions that are indicative of Alzheimer'"'"'s disease and other forms of dementia.
32 Citations
29 Claims
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1. A method of diagnosing Attention Deficit Hyperactivity Disorder in a subject, said method comprising the steps of:
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(a) placing, in proximity to a subject, (i) a monitor that is connected to a computer, and (ii) a device that can be activated by said subject and that is also connected to said computer; (b) presenting to said subject instructions with respect to activating said device in response to visual images on said monitor, wherein said subject is instructed to activate said device when a specified image is displayed on said monitor; (c) presenting to said subject said visual images on said monitor while recording instances of device activation by said subject; (d) storing in said computer the instances of device activation by said subject; (e) determining an accuracy parameter of device activation; (f) determining a response time parameter of device activation; (g) calculating a test value based on (e) and (f) as follows;
T≡
(accuracy)−
[25+response time/10)],wherein a positive value of T indicates a normal test result and a negative value of T indicates an abnormal test result characteristic of Attention Deficit Hyperactivity Disorder; and (h) using the calculation of step (g) to generate a report of said results. - View Dependent Claims (8, 14, 15, 16, 17, 18, 19)
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2. A method of diagnosing Attention Deficit Hyperactivity Disorder in a subject, said method comprising the steps of:
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(a) placing, in proximity to a subject, (i) a monitor that is connected to a computer, and (ii) a device that can be activated by said subject and that is also connected to said computer; (b) presenting to said subject instructions with respect to activating said device in response to visual images on said monitor, wherein said subject is instructed to activate said device when a specified image is displayed on said monitor; (c) presenting to said subject said visual images on said monitor while recording instances of device activation by said subject; (d) storing in said computer the instances of device activation by said subject; (e) determining an accuracy parameter of device activation; (f) determining a response time parameter of device activation; (g) calculating an Adjusted Latency as follows;
Adjusted Latency=(response time)−
10×
(accuracy−
Q),where the value of Q is selected to represent a typical accuracy value, and wherein the adjusted latency discriminates between normal test results and abnormal test results characteristic of Attention Deficit Hyperactivity Disorder; and (h) using the calculation of step (g) to generate a report of said results. - View Dependent Claims (4, 5, 9)
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3. A method of diagnosing Attention Deficit Hyperactivity Disorder in a subject, said method comprising the steps of:
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(a) placing, in proximity to a subject, (i) a monitor that is connected to a computer, and (ii) a device that can be activated by said subject and that is also connected to said computer; (b) presenting to said subject instructions with respect to activating said device in response to visual images on said monitor, wherein said subject is instructed to activate said device when a specified image is displayed on said monitor; (c) presenting to said subject said visual images on said monitor while recording instances of device activation by said subject; (d) storing in said computer the instances of device activation by said subject; (e) determining an accuracy parameter of device activation; (f) determining a response time parameter of device activation; (g) calculating an Adjusted Accuracy as follows;
Adjusted Accuracy=Accuracy+10×
(Latency−
R)where the value of R is selected to represent a typical response time value and Latency is the average response time of said subject, and wherein the adjusted accuracy discriminates between normal test results and abnormal test results characteristic of Attention Deficit Hyperactivity Disorder; and (h) using the calculation of step (g) to generate a report of said results. - View Dependent Claims (6, 7, 10, 11, 12, 13)
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20. A method of diagnosing Attention Deficit Hyperactivity Disorder in a subject, said method comprising the steps of:
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(a) placing, in proximity to a subject, (i) a monitor that is connected to a computer, and (ii) a device that can be activated by said subject and that is also connected to said computer; (b) presenting to said subject instructions with respect to activating said device in response to visual images on said monitor, wherein said subject is instructed to activate said device when a specified image is displayed on said monitor; (c) presenting to said subject said visual images on said monitor while recording instances of device activation by said subject; (d) transmitting to a computer for analysis data from the instances of device activation by said subject; and (e) receiving the results of said analysis, wherein said analysis comprises determining an accuracy parameter of device activation;
determining a response time parameter of device activation; and
calculating a test value based on said accuracy parameter and said response parameter as follows;
T≡
(accuracy)−
[25+response time/10)],wherein a positive value of T indicates a normal test result and a negative value of T indicates an abnormal test result characteristic of Attention Deficit Hyperactivity Disorder; and (f) using said analysis to generate a report of said results.
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21. A method of diagnosing Attention Deficit Hyperactivity Disorder in a subject, said method comprising the steps of:
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(a) placing, in proximity to a subject, (i) a monitor that is connected to a computer, and (ii) a device that can be activated by said subject and that is also connected to said computer; (b) presenting to said subject instructions with respect to activating said device in response to visual images on said monitor, wherein said subject is instructed to activate said device when a specified image is displayed on said monitor; (c) presenting to said subject said visual images on said monitor while recording instances of device activation by said subject; (d) transmitting to a computer for analysis data from the instances of device activation by said subject; and (e) receiving the results of said analysis, wherein said analysis comprises determining an accuracy parameter of device activation;
determining a response time parameter of device activation; and
calculating an Adjusted Latency as follows;
Adjusted Latency≡
(response time)−
10×
(accuracy−
Q),where the value of Q is selected to represent a typical accuracy value, and wherein the adjusted latency discriminates between normal test results and abnormal test results characteristic of Attention Deficit Hyperactivity Disorder; and (f) using said analysis to generate a report of said results. - View Dependent Claims (26)
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22. A method of diagnosing Attention Deficit Hyperactivity Disorder in a subject, said method comprising the steps of:
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(a) placing, in proximity to a subject, (i) a monitor that is connected to a computer, and (ii) a device that can be activated by said subject and that is also connected to said computer; (b) presenting to said subject instructions with respect to activating said device in response to visual images on said monitor, wherein said subject is instructed to activate said device when a specified image is displayed on said monitor; (c) presenting to said subject said visual images on said monitor while recording instances of device activation by said subject; (d) transmitting to a computer for analysis data from the instances of device activation by said subject; and (e) receiving the results of said analysis, wherein said analysis comprises determining an accuracy parameter of device activation;
determining a response time parameter of device activation; and
calculating an Adjusted Accuracy as follows;
Adjusted Accuracy=Accuracy+10×
(Latency−
R)where the value of R is selected to represent a typical response time value and Latency is the average response time of said subject, and wherein the adjusted accuracy discriminates between normal test results and abnormal test results characteristic of Attention Deficit Hyperactivity Disorder; and (f) using said analysis to generate a report of said results. - View Dependent Claims (27)
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23. A method of diagnosing Attention Deficit Hyperactivity Disorder in a subject, said method comprising the steps of:
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(I) providing data having been collected by the steps of (a) placing, in proximity to a subject, (i) a monitor can be activated to a computer, and (ii) a device that is controllable by said subject and that is also connected to said computer;
(b) presenting to said subject instructions with respect to activating said device in response to visual images on said monitor, wherein said subject is instructed to activate said device when a specified image is displayed on said monitor;
(c) presenting to said subject said visual images on said monitor while recording instances of device activation by said subject; and
(d) recording the instances of device activation by said subject to produce said data;(II) performing an analysis of said data, said analysis comprising determining an accuracy parameter of device activation;
determining a response time parameter of device activation; and
calculating a test value based on said accuracy parameter and said response parameter as follows;
T≡
(accuracy)−
[25+response time/10)],wherein a positive value of T indicates a normal test result and a negative value of T indicates an abnormal test result characteristic of Attention Deficit Hyperactivity Disorder; and (III) using the analysis of step (II) to generate a report of said results.
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24. A method of diagnosing Attention Deficit Hyperactivity Disorder in a subject, said method comprising the steps of:
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(I) providing data having been collected by the steps of (a) placing, in proximity to a subject, (i) a monitor that is connected to a computer, and (ii) a device that can be activated by said subject and that is also connected to said computer;
(b) presenting to said subject instructions with respect to activating said device in response to visual images on said monitor, wherein said subject is instructed to activate said device when a specified image is displayed on said monitor;
(c) presenting to said subject said visual images on said monitor while recording instances of device activation by said subject; and
(d) recording the instances of device activation by said subject to produce said data;(II) performing an analysis of said data, said analysis comprising determining an accuracy parameter of device activation;
determining a response time parameter of device activation; and
calculating an Adjusted Latency as follows;
Adjusted Latency=(response time)−
10×
(accuracy−
Q),where the value of Q is selected to represent a typical accuracy value, and wherein the adjusted latency discriminates between normal test results and abnormal test results characteristic of Attention Deficit Hyperactivity Disorder; and (III) using the analysis of step (II) to generate a report of said results.
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25. A method of diagnosing Attention Deficit Hyperactivity Disorder in a subject, said method comprising the steps of:
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(I) providing data having been collected by the steps of (a) placing, in proximity to a subject, (i) a monitor that is connected to a computer, and (ii) a device that can be activated by said subject and that is also connected to said computer;
(b) presenting to said subject instructions with respect to activating said device in response to visual images on said monitor, wherein said subject is instructed to activate said device when a specified image is displayed on said monitor;
(c) presenting to said subject said visual images on said monitor while recording instances of device activation by said subject; and
(d) recording the instances of device activation by said subject to produce said data;(II) performing an analysis of said data, said analysis comprising determining an accuracy parameter of device activation;
determining a response time parameter of device activation; and
calculating an Adjusted Accuracy as follows;
Adjusted Accuracy=Accuracy+10×
(Latency×
R)where the value of R is selected to represent a typical response time value and Latency is the average response time of said subject, and wherein the adjusted accuracy discriminates between normal test results and abnormal test results characteristic of Attention Deficit Hyperactivity Disorder; and (III) using the analysis of step (II) to generate a report of said results.
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28. A method of diagnosing Attention Deficit Hyperactivity Disorder in a subject, said method comprising the steps of:
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(a) placing, in proximity to a subject, (i) a monitor that is connected to a computer, and (ii) a device that can be activated by said subject and that is also connected to said computer; (b) presenting to said subject instructions with respect to activating said device in response to visual images on said monitor, wherein said subject is instructed to activate said device when a specified image is displayed on said monitor; (c) presenting to said subject said visual images on said monitor while recording instances of device activation by said subject; (d) transmitting to a computer for analysis data from the instances of device activation by said subject; and (e) receiving the results of said analysis, wherein said analysis comprises determining an accuracy parameter of device activation;
determining a response time parameter of device activation;
calculating a composite test value based on said accuracy parameter and said response time parameter; and
on the basis of said composite test value determining whether said test results are normal test results or abnormal test results characteristic of Attention Deficit Hyperactivity Disorder; and(f) using said analysis to generate a report of said results.
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29. A method of diagnosing Attention Deficit Hyperactivity Disorder in a subject, said method comprising the steps of:
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(I) providing data having been collected by the steps of (a) placing, in proximity to a subject, (i) a monitor that is connected to a computer, and (ii) a device that can be activated by said subject and that is also connected to said computer;
(b) presenting to said subject instructions with respect to activating said device in response to visual images on said monitor, wherein said subject is instructed to activate said device when a specified image is displayed on said monitor;
(c) presenting to said subject said visual images on said monitor while recording instances of device activation by said subject; and
(d) recording the instances of device activation by said subject to produce said data;(II) performing an analysis of said data, said analysis comprising determining an accuracy parameter of device activation;
determining a response time parameter of device activation;
calculating a composite test value based on said accuracy parameter and said response time parameter; and
on the basis of said composite test value determining whether said test results are normal test results or abnormal test results characteristic of Attention Deficit Hyperactivity Disorder; and(III) using the analysis of step (II) to generate a report of said results.
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Specification