Methods for analysis of spectral data and their applications: atherosclerosis/coronary heart disease
First Claim
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1. A method of classifying a sample, said method comprising the step of relating NMR spectral intensity at one or more predetermined diagnostic spectral windows for said sample with a predetermined condition associated with atherosclerosis/coronary heart disease.
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Abstract
This invention pertains to chemometric methods for the analysis of chemical, biochemical, and biological data, for example, spectral data, for example, nuclear magnetic resonance (NMR) spectra, and their applications, including, e.g., classification, diagnosis, prognosis, etc., especially in the context of atherosclerosis/coronary heart disease.
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Citations
164 Claims
- 1. A method of classifying a sample, said method comprising the step of relating NMR spectral intensity at one or more predetermined diagnostic spectral windows for said sample with a predetermined condition associated with atherosclerosis/coronary heart disease.
- 9. A method of classifying a subject, said method comprising the step of relating NMR spectral intensity at one or more predetermined diagnostic spectral windows for a sample from said subject with a predetermined condition associated with atherosclerosis/coronary heart disease of said subject.
- 13. A method of diagnosing a predetermined condition associated with atherosclerosis/coronary heart disease of a subject, said method comprising the step of relating NMR spectral intensity at one or more predetermined diagnostic spectral windows for a sample from said subject with said predetermined condition of said subject.
- 17. A method of classifying a sample, said method comprising the step of relating the amount of, or relative amount of one or more diagnostic species present in said sample with a predetermined condition associated with atherosclerosis/coronary heart disease.
- 25. A method of classifying a subject, said method comprising the step of relating the amount of, or relative amount of one or more diagnostic species present in a sample from said subject with a predetermined condition associated with atherosclerosis/coronary heart disease of said subject.
- 29. A method of diagnosing a predetermined condition associated with atherosclerosis/coronary heart disease of a subject, said method comprising the step of relating the amount of, or relative amount of one or more diagnostic species present in a sample from said subject with said predetermined condition of said subject.
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33. A method of classification, said method comprising the steps of:
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(a) forming a predictive mathematical model by applying a modelling method to modelling data;
(b) using said model to classify a test sample. - View Dependent Claims (34, 35)
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36. A method of classification, said method comprising the step of:
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using a predictive mathematical model;
wherein said model is formed by applying a modelling method to modelling data;
to classify a test sample. - View Dependent Claims (37, 38)
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39. A method of classification, said method comprising the steps of:
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(a) forming a predictive mathematical model by applying a modelling method to modelling data;
(b) using said model to classify a subject. - View Dependent Claims (40, 41)
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42. A method of classification, said method comprising the step of:
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using a predictive mathematical model;
wherein said model is formed by applying a modelling method to modelling data;
to classify a subject. - View Dependent Claims (43, 44)
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45. A method of diagnosis, said method comprising the steps of:
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(a) forming a predictive mathematical model by applying a modelling method to modelling data;
(b) using said model to diagnose a subject. - View Dependent Claims (46, 47)
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48. A method of diagnosis, said method comprising the step of:
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using a predictive mathematical model;
wherein said model is formed by applying a modelling method to modelling data;
to diagnose a subject. - View Dependent Claims (49, 50)
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124. A method of identifying a diagnostic species, or a combination of a plurality of diagnostic species, for a predetermined condition associated with atherosclerosis/coronary heart disease, said method comprising the steps of:
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(a) applying a multivariate statistical analysis method to experimental data;
wherein said experimental data comprises at least one data comprising experimental parameters measured for each of a plurality of experimental samples;
wherein said experimental samples define a class group consisting of a plurality of classes;
wherein at least one of said plurality of classes is a class associated with said predetermined condition, e.g., a class associated with the presence of said predetermined condition;
wherein at least one of said plurality of classes is a class not associated with said predetermined condition, e.g., a class associated with the absence of said predetermined condition;
wherein each of said experimental samples is of known class selected from said class group;
and;
(b) identifying one or more critical experimental parameters;
wherein each of said critical experimental parameters is statistically significantly different for classes of said class group, e.g., is statistically significant for discriminating between classes of said class group; and
,(c) matching each of one or more of said one or more critical experimental parameters with said diagnostic species;
or;
(b) identifying a combination of a plurality of critical experimental parameters;
wherein said combination of a plurality of critical experimental parameters is statistically significantly different for classes of said class group, e.g., is statistically significant for discriminating between classes of said class group; and
,(c) matching each of one or more of said plurality of critical experimental parameters with said combination of a plurality of diagnostic species. - View Dependent Claims (125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 157, 158, 159, 160, 161, 162)
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Specification