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A study of association between fingernail elements and osteoporosis by laser-induced breakdown spectroscopy
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10.1063/1.4747934
/content/aip/journal/jap/112/5/10.1063/1.4747934
http://aip.metastore.ingenta.com/content/aip/journal/jap/112/5/10.1063/1.4747934

Figures

Image of FIG. 1.
FIG. 1.

Schematic diagram of the experimental setup for LIBS measurements.

Image of FIG. 2.
FIG. 2.

Characteristic LIBS spectra of human fingernail samples from (a) a healthy with some atomic emissions identified, (b) an osteopenic, and (c) an osteoporotic subject.

Image of FIG. 3.
FIG. 3.

Discriminant function analysis plot showing the first two discriminant function scores of LIBS spectra obtained from fingernails of three different health status (normal, osteopenia, and osteoporosis).

Tables

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Table I.

Identification and intensity of important atomic and ionic lines used in the spectral fingerprint of fingernails.

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Table II.

The Pearson correlation coefficients between age and three BMD measurements.

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Table III.

The Pearson correlation coefficients between spectral intensities of fingernail elements.

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Table IV.

The Pearson correlation coefficients between spectral intensities of fingernail elements and three BMD measurements.

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Table V.

The Pearson correlation coefficients between spectral intensities of fingernail elements and age in different groups of healthy, osteopenic, and osteoporotic subjects.

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Table VI.

Results of classification between healthy and osteopenic groups.

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Table VII.

Results of classification between healthy and osteoporotic groups.

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Table VIII.

Results of classification between osteopenic and osteoporotic groups.

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/content/aip/journal/jap/112/5/10.1063/1.4747934
2012-09-06
2014-04-17
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: A study of association between fingernail elements and osteoporosis by laser-induced breakdown spectroscopy
http://aip.metastore.ingenta.com/content/aip/journal/jap/112/5/10.1063/1.4747934
10.1063/1.4747934
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