A Monte Carlo study to assess the effect of skin tone on non-contact measurements of blood oxygenation

Aleksi Leinonen; Markku Alamäki; Aki Mäyrä; Alexey Popov

doi:10.1117/12.3097826

A Monte Carlo study to assess the effect of skin tone on non-contact measurements of blood oxygenation

Aleksi Leinonen
, Markku Alamäki
, Aki Mäyrä
, Alexey Popov^*

^*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

Abstract

Monte Carlo simulations of light propagation in a 7-layer skin model were used to assess the effect of skin tone on the oxygenation calibration curves, with darker skin (with higher melanin content) exhibiting steeper slopes.

Original language	English
Title of host publication	Translational Biophotonics
Subtitle of host publication	Diagnostics and Therapeutics IV
Editors	Zhiwei Huang, Lothar D. Lilge
Publisher	International Society for Optics and Photonics SPIE
ISBN (Electronic)	978-1-5106-9805-5
DOIs	https://doi.org/10.1117/12.3097826
Publication status	Published - 18 Dec 2025
MoE publication type	A4 Article in a conference publication
Event	4th Translational Biophotonics: Diagnostics and Therapeutics - Munich, Germany Duration: 22 Jun 2025 → 26 Jun 2025

Publication series

Series	Progress in Biomedical Optics and Imaging - Proceedings of SPIE
Volume	13934
ISSN	1605-7422

Conference

Conference	4th Translational Biophotonics: Diagnostics and Therapeutics
Country/Territory	Germany
City	Munich
Period	22/06/25 → 26/06/25

Funding

The authors acknowledge funding from Business Finland (PHOTON-WEAR project 136954) and Research Council of Finland (PREIN Flagship, decision 346545).

Access to Document

10.1117/12.3097826

Cite this

Leinonen, Aleksi ; Alamäki, Markku ; Mäyrä, Aki et al. / A Monte Carlo study to assess the effect of skin tone on non-contact measurements of blood oxygenation. Translational Biophotonics: Diagnostics and Therapeutics IV. editor / Zhiwei Huang ; Lothar D. Lilge. International Society for Optics and Photonics SPIE, 2025. (Progress in Biomedical Optics and Imaging - Proceedings of SPIE, Vol. 13934).

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title = "A Monte Carlo study to assess the effect of skin tone on non-contact measurements of blood oxygenation",

abstract = "Monte Carlo simulations of light propagation in a 7-layer skin model were used to assess the effect of skin tone on the oxygenation calibration curves, with darker skin (with higher melanin content) exhibiting steeper slopes.",

author = "Aleksi Leinonen and Markku Alam{\"a}ki and Aki M{\"a}yr{\"a} and Alexey Popov",

note = "Publisher Copyright: {\textcopyright} 2025 The Author(s); 4th Translational Biophotonics: Diagnostics and Therapeutics ; Conference date: 22-06-2025 Through 26-06-2025",

year = "2025",

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doi = "10.1117/12.3097826",

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series = "Progress in Biomedical Optics and Imaging - Proceedings of SPIE",

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Leinonen, A , Alamäki, M , Mäyrä, A & Popov, A 2025, A Monte Carlo study to assess the effect of skin tone on non-contact measurements of blood oxygenation. in Z Huang & LD Lilge (eds), Translational Biophotonics: Diagnostics and Therapeutics IV., 139343W, International Society for Optics and Photonics SPIE, Progress in Biomedical Optics and Imaging - Proceedings of SPIE, vol. 13934, 4th Translational Biophotonics: Diagnostics and Therapeutics, Munich, Germany, 22/06/25. https://doi.org/10.1117/12.3097826

A Monte Carlo study to assess the effect of skin tone on non-contact measurements of blood oxygenation. / Leinonen, Aleksi ; Alamäki, Markku ; Mäyrä, Aki et al.
Translational Biophotonics: Diagnostics and Therapeutics IV. ed. / Zhiwei Huang; Lothar D. Lilge. International Society for Optics and Photonics SPIE, 2025. 139343W (Progress in Biomedical Optics and Imaging - Proceedings of SPIE, Vol. 13934).

Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

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AU - Leinonen, Aleksi

AU - Alamäki, Markku

AU - Mäyrä, Aki

AU - Popov, Alexey

PY - 2025/12/18

Y1 - 2025/12/18

N2 - Monte Carlo simulations of light propagation in a 7-layer skin model were used to assess the effect of skin tone on the oxygenation calibration curves, with darker skin (with higher melanin content) exhibiting steeper slopes.

AB - Monte Carlo simulations of light propagation in a 7-layer skin model were used to assess the effect of skin tone on the oxygenation calibration curves, with darker skin (with higher melanin content) exhibiting steeper slopes.

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DO - 10.1117/12.3097826

M3 - Conference article in proceedings

AN - SCOPUS:105025947223

T3 - Progress in Biomedical Optics and Imaging - Proceedings of SPIE

BT - Translational Biophotonics

A2 - Huang, Zhiwei

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PB - International Society for Optics and Photonics SPIE

T2 - 4th Translational Biophotonics: Diagnostics and Therapeutics

Y2 - 22 June 2025 through 26 June 2025

ER -

Leinonen A , Alamäki M , Mäyrä A , Popov A. A Monte Carlo study to assess the effect of skin tone on non-contact measurements of blood oxygenation. In Huang Z, Lilge LD, editors, Translational Biophotonics: Diagnostics and Therapeutics IV. International Society for Optics and Photonics SPIE. 2025. 139343W. (Progress in Biomedical Optics and Imaging - Proceedings of SPIE, Vol. 13934). doi: 10.1117/12.3097826

A Monte Carlo study to assess the effect of skin tone on non-contact measurements of blood oxygenation

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