Published on in Vol 10 (2026)

Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/78820, first published .
Feasibility of a Noncontact Photoplethysmography–Based Mobile App for Noninvasive Hemoglobin Monitoring: Exploratory Observational Study

Feasibility of a Noncontact Photoplethysmography–Based Mobile App for Noninvasive Hemoglobin Monitoring: Exploratory Observational Study

Feasibility of a Noncontact Photoplethysmography–Based Mobile App for Noninvasive Hemoglobin Monitoring: Exploratory Observational Study

Gianvincenzo Zuccotti   1, 2 , Prof Dr ;   Paolo Agnelli   3 , MSc ;   Lucia Labati   1, 2 , MSc ;   Erika Cordaro   2, 4 , MSc ;   Davide Braghieri   1, 2 , MSc ;   Paolo Fiorina   5, 6 , Prof Dr ;   Simona Bertoli   7, 8 , Prof Dr ;   Cesare Celeste Federico Berra   9 , Dr med ;   Marina Croci   8 , Dr med ;   Maria Elena Malighetti   10 , Dr med ;   Fabrizio Losurdo   5, 6 , PhD ;   Andrea Foppiani   7, 11 , PhD ;   Loredana Bucciarelli   6, 12 , PhD ;   Marco Xodo   3 , MSc ;   Alberto Battezzati   7, 8 , Prof Dr ;   Sergio De Pasquale   3 , MSc ;   Valeria Calcaterra   2, 4 , Prof Dr

1 Department of Biomedical and Clinical Science, University of Milan, Milan, Italy

2 Pediatric Department, Buzzi Children’s Hospital, Milan, Italy

3 Come Stai S.p.A., Milan, Italy

4 Department of Internal Medicine, Pediatric and Adolescent Unit, University of Pavia, Pavia, Italy

5 Division of Endocrinology, ASST Fatebenefratelli-Sacco, Milan, Italy

6 Department of Biomedical and Clinical Science, International Center for T1D, Pediatric Clinical Research Center Romeo ed Enrica Invernizzi, University of Milano, Milan, Italy

7 Department of Food, Environmental and Nutritional Sciences (DeFENS), International Center for the Assessment of Nutritional Status and the Development of Dietary Intervention Strategies (ICANS-DIS), University of Milan, Milan, Italy

8 Department of Endocrine and Metabolic Diseases, Laboratory of Nutrition and Obesity Research, IRCCS Istituto Auxologico Italiano, Milan, Italy

9 Dipartimento Cardiovascolare e Metabolico, IRCCS MultiMedica, Sesto San Giovanni-Milano, Milan, Italy

10 Ambulatorio di Diabetologia, Casa di Cura Ambrosiana, Cesano Boscone, Milan, Italy

11 Department of Endocrine and Metabolic Medicine, Clinical Nutrition Unit, IRCCS Istituto Auxologico Italiano, Milan, Italy

12 Pio Albergo Trivulzio, Milan, Italy

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