{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,2,16]],"date-time":"2026-02-16T17:04:43Z","timestamp":1771261483460,"version":"3.50.1"},"reference-count":34,"publisher":"MDPI AG","issue":"10","license":[{"start":{"date-parts":[[2021,5,13]],"date-time":"2021-05-13T00:00:00Z","timestamp":1620864000000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"name":"Funda\u00e7\u00e3o para a Ci\u00eancia e a Tecnologia","award":["255_596880547 e-CoVig"],"award-info":[{"award-number":["255_596880547 e-CoVig"]}]},{"name":"IT - Instituto de Telecomunica\u00e7\u00f5es","award":["BI\/No. 13 - 19\/05\/2020"],"award-info":[{"award-number":["BI\/No. 13 - 19\/05\/2020"]}]},{"name":"FCT\/MCTES","award":["UIDB\/50008\/2020 NICE-HOME"],"award-info":[{"award-number":["UIDB\/50008\/2020 NICE-HOME"]}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Sensors"],"abstract":"<jats:p>In 2019, a new virus, SARS-CoV-2, responsible for the COVID-19 disease, was discovered. Asymptomatic and mildly symptomatic patients were forced to quarantine and closely monitor their symptoms and vital signs, most of the time at home. This paper describes e-CoVig, a novel mHealth application, developed as an alternative to the current monitoring paradigm, where the patients are followed up by direct phone contact. The e-CoVig provides a set of functionalities for remote reporting of symptoms, vital signs, and other clinical information to the health services taking care of these patients. The application is designed to register and transmit the heart rate, blood oxygen saturation (SpO2), body temperature, respiration, and cough. The system features a mobile application, a web\/cloud platform, and a low-cost specific device to acquire the temperature and SpO2. The architecture of the system is flexible and can be configured for different operation conditions. Current commercial devices, such as oximeters and thermometers, can also be used and read using the optical character recognition (OCR) functionality of the system. The data acquired at the mobile application are sent automatically to the web\/cloud application and made available in real-time to the medical staff, enabling the follow-up of several users simultaneously without the need for time consuming phone call interactions. The system was already tested for its feasibility and a preliminary deployment was performed on a nursing home showing promising results.<\/jats:p>","DOI":"10.3390\/s21103397","type":"journal-article","created":{"date-parts":[[2021,5,14]],"date-time":"2021-05-14T03:28:36Z","timestamp":1620962916000},"page":"3397","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":20,"title":["e-CoVig: A Novel mHealth System for Remote Monitoring of Symptoms in COVID-19"],"prefix":"10.3390","volume":"21","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-0161-5248","authenticated-orcid":false,"given":"Afonso","family":"Raposo","sequence":"first","affiliation":[{"name":"Instituto Superior T\u00e9cnico (IST), Av. Rovisco Pais n. 1, 1049-001 Lisboa, Portugal"},{"name":"Instituto de Sistemas e Rob\u00f3tica (ISR), Av. Rovisco Pais n. 1, Torre Norte\u2014Piso 6, 1049-001 Lisboa, Portugal"}]},{"given":"Luis","family":"Marques","sequence":"additional","affiliation":[{"name":"BrainAnswer, Lda., Rua Engenheiro Pires Marques, Lote 61, n. 5\u2014Dto, 6000-406 Castelo Branco, Portugal"}]},{"given":"Rafael","family":"Correia","sequence":"additional","affiliation":[{"name":"Instituto Superior T\u00e9cnico (IST), Av. Rovisco Pais n. 1, 1049-001 Lisboa, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-1919-4661","authenticated-orcid":false,"given":"Francisco","family":"Melo","sequence":"additional","affiliation":[{"name":"Instituto Superior T\u00e9cnico (IST), Av. Rovisco Pais n. 1, 1049-001 Lisboa, Portugal"}]},{"given":"Jo\u00e3o","family":"Valente","sequence":"additional","affiliation":[{"name":"BrainAnswer, Lda., Rua Engenheiro Pires Marques, Lote 61, n. 5\u2014Dto, 6000-406 Castelo Branco, Portugal"},{"name":"Escola Superior de Sa\u00fade Dr. Lopes Dias\u2014Instituto Polit\u00e9cnico de Castelo Branco, Av. Pedro Alvares Cabral 12, 6000-084 Castelo Branco, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9119-7774","authenticated-orcid":false,"given":"Telmo","family":"Pereira","sequence":"additional","affiliation":[{"name":"Laboratory for Applied Health Research (LabinSa\u00fade), Polytechnic Institute of Coimbra, Coimbra Health School, Rua 5 de Outubro\u2014SM Bispo, Apartado 7006, 3046-854 Coimbra, Portugal"}]},{"given":"Luis Br\u00e1s","family":"Ros\u00e1rio","sequence":"additional","affiliation":[{"name":"Centro Cardiovascular da Universidade de Lisboa (CCUL), Faculdade de Medicina da Universidade de Lisboa (FMUL), Av. Prof. Egas Moniz MB, 1649-028 Lisboa, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-4135-6022","authenticated-orcid":false,"given":"Filipe","family":"Froes","sequence":"additional","affiliation":[{"name":"Hospital Pulido Valente Intensive Care Unit, Alameda das Linhas de Torres, 117, 1769-001 Lisboa, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9089-2740","authenticated-orcid":false,"given":"Jo\u00e3o","family":"Sanches","sequence":"additional","affiliation":[{"name":"Instituto Superior T\u00e9cnico (IST), Av. Rovisco Pais n. 1, 1049-001 Lisboa, Portugal"},{"name":"Instituto de Sistemas e Rob\u00f3tica (ISR), Av. Rovisco Pais n. 1, Torre Norte\u2014Piso 6, 1049-001 Lisboa, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-6764-8432","authenticated-orcid":false,"given":"Hugo Pl\u00e1cido da","family":"Silva","sequence":"additional","affiliation":[{"name":"Instituto Superior T\u00e9cnico (IST), Av. Rovisco Pais n. 1, 1049-001 Lisboa, Portugal"},{"name":"Instituto de Telecomunica\u00e7\u00f5es (IT), Av. Rovisco Pais n. 1, Torre Norte\u2014Piso 10, 1049-001 Lisboa, Portugal"}]}],"member":"1968","published-online":{"date-parts":[[2021,5,13]]},"reference":[{"key":"ref_1","unstructured":"ProMED (2020, August 14). Promed Post\u2014ProMED-Mail. Available online: https:\/\/promedmail.org\/promed-post\/?id=6864153%20#COVID19."},{"key":"ref_2","unstructured":"World Health Organization (2020, August 14). Pneumonia of Unknown Cause\u2014China. Available online: https:\/\/www.who.int\/csr\/don\/05-january-2020-pneumonia-of-unkown-cause-china\/en\/."},{"key":"ref_3","unstructured":"European Centre for Disease Prevention and Control (2020, August 16). Latest Evidence on COVID-19. Available online: https:\/\/www.ecdc.europa.eu\/en\/covid-19\/latest-evidence."},{"key":"ref_4","doi-asserted-by":"crossref","unstructured":"Lim, Y.X., Ng, Y.L., Tam, J.P., and Liu, D.X. (2016). 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