The Perception of Health and the Change in Nutritional Habits of Healthcare Professionals During the COVID-19 Pandemic

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Yağmur Nil Doğan
Ilkay Dogan
İbrahim Kılıç


COVID-19, pandemic, nutritional habits, health perception, healthcare professionals


Study Objectives: The COVID-19 pandemic and the quarantine process affected people's normal lives, nutritional types and habits, activities, and psychological/mental states. Due to the COVID-19 pandemic and restriction decisions, healthcare professionals’ workload and working hours have increased. To determine the change in the nutritional habits of healthcare professionals who play the most important role in the COVID-19 pandemic process and their perception of health. Methods: Doctors (specialists or practitioners n=193), nurses/midwives (n=147), medical secretaries and paramedics (n=63) working in state hospitals, university hospitals, family medicine centers, or private hospitals before and during the COVID-19 pandemic were included in the study. The perception of health scale and a questionnaire were applied to a totally of 403 participants. Comparisons among the changes in the nutritional habits of healthcare professionals before and during the COVID-19 pandemic were performed using the paired t test for continuous variables, McNemar-Bowker’s test for categorical variables. Results: It was observed an increase in the working hours in a day of healthcare professionals. The frequency of having breakfast, having lunch, having dinner, and having snacks had decreased. An increase in the consumption of foods that boost the immune system has been observed. While healthcare professionals had unbalanced nutrition, they were aware of the importance of adequate nutrition. Conclusions: By reaching the number of healthcare professionals who can work adequately and effectively, the working hours of healthcare professionals can be reduced in the pandemic.

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1. Huang C, Wang Y, Li X, et al. Clinical features of patients infected with 2019 novel coronavirus in Wuhan, China. Lancet. 2020; 395(10223): 497-506.
2. Zhao D, Yao F, Wang L, et al. A comparative study on the clinical features of coronavirus 2019 (COVID-19) pneumonia with other pneumonias. Clin Infect Dis. 2020; 71(15):756-761.
3. Hong HG, Li Y. Estimation of time-varying reproduction numbers underlying epidemiological processes: A new statistical tool for the COVID-19 pandemic. PloS one. 2020; 15(7): e0236464.
4. Cui J, Li F, Shi ZL. Origin and evolution of pathogenic coronaviruses. Nat Rev Microbiol. 2019; 17(3):181-192.
5. World Health Organization (WHO). Director-General’s opening remarks at the media briefing on COVID-19 - 11 March 2020. Accessed November 12, 2020.—11-march-2020.
6. Worldometers (2021). Accessed July 30, 2021.
7. Pan A, Liu L, Wang C, et al. Association of public health interventions with the epidemiology of the COVID-19 outbreak in Wuhan, China. JAMA. 2020; 323(19):1915-1923.
8. Wang Y, Shi L, Que J, et al. The impact of quarantine on mental health status among general population in China during the COVID-19 pandemic. Mol Psychiatr. 2021; 1-10.
9. Campagnaro R, de Oliveira Collet G, de Andrade MP, et al. COVID-19 pandemic and pediatric dentistry: Fear, eating habits and parent’s oral health perceptions. Child Youth Serv Rev. 2020; 118:105469.
10. Özlem A, Mehmet N. Eating Habits Changes During Covid-19 Pandemic Lockdown. ESTÜDAM Halk Sağlığı Dergisi. 2020; 5:188-196.
11. Antunes R, Frontini R, Amaro N, et al. Exploring lifestyle habits, physical activity, anxiety and basic psychological needs in a sample of Portuguese adults during COVID-19. Int J Env Res Pub He. 2020; 17(12); 4360.
12. Di Renzo L, Gualtieri P, Pivari F, et al. Eating habits and lifestyle changes during COVID-19 lockdown: an Italian survey. J Transl Med. 2020; 18: 1-15.
13. Sidor A, Rzymski P. Dietary choices and habits during COVID-19 lockdown: experience from Poland. Nutrients. 2020; 12(6): 1657.
14. Wang J, Zhou M, Liu F. Reasons for healthcare workers becoming infected with novel coronavirus disease 2019 (COVID-19) in China. J Hosp Infect. 2020; 105(1):100-101.
15. Braquehais MD, Vargas-Cáceres S, Gómez-Durán E, Nieva G, Valero S, Casas M, Bruguera E. The impact of the COVID-19 pandemic on the mental health of healthcare professionals. QJM-Int J Med. 2020; 113(9): 613-617.
16. Maffoni SI, Kalmpourtzidou Α, Cena H. The potential role of nutrition in mitigating the psychological impact of COVID-19 in healthcare workers. NFS J. 2021; 22: 6-8.
17. Jahrami H, BaHammam AS, AlGahtani H, et al. The examination of sleep quality for frontline healthcare workers during the outbreak of COVID-19. Sleep Breath. 2021; 25(1): 503-511.
18. Ferini-Strambi L, Zucconi M, Casoni F, Salsone M. COVID-19 and sleep in medical staff: reflections, clinical evidences, and perspectives. Curr Treat Options Neurol. 2020; 22(10): 1-6.
19. The Ministry of Health (2020). Accessed February 15, 2021.,haber-bulteni-2019pdf.pdf?0.
20. Özdamar K. Spss ile Biyoistatistik (9.Baskı), Nisan Kitabevi, Eskişehir, Turkey; 2013.
21. Diamond JJ, Becker JA, Arenson CA, Chambers CV, Rosenthal MP. Development of a scale to measure adults' perceptions of health: Preliminary findings. J Community Psychol. 2007; 35(5): 557-561.
22. Kadioglu H, Yildiz A. Saglik Algisi Ölçegi'nin Türkçe Çevriminin Geçerlilik ve Güvenilirligi. Turk Klin Tip Bil. 2012; 32(1): 47.
23. Shanafelt T, Ripp J, Trockel M. Understanding and addressing sources of anxiety among health care professionals during the COVID-19 pandemic. JAMA. 2020; 323(21): 2133-2134.
24. Adams JG, Walls RM. Supporting the health care workforce during the COVID-19 global epidemic. JAMA. 2020; 323(15): 1439-1440.
25. Tan BY, Chew NW, Lee GK, et al. Psychological impact of the COVID-19 pandemic on health care workers in Singapore. Ann Intern Med. 2020; 173(4): 317-320.
26. Pappa S, Ntella V, Giannakas T, Giannakoulis VG, Papoutsi E, Katsaounou P. Prevalence of depression, anxiety, and insomnia among healthcare workers during the COVID-19 pandemic: A systematic review and meta-analysis. Brain Behav Immun. 2020; 88: 901-907.
27. Chew NW, Lee GK, Tan BY, et al. A multinational, multicentre study on the psychological outcomes and associated physical symptoms amongst healthcare workers during COVID-19 outbreak. Brain Behav Immun. 2020; 88: 559-565.
28. Alasalvar C, Salvadó JS, Ros E. Bioactives and health benefits of nuts and dried fruits. Food Chem. 2020; 314: 126192.
29. Angelidi AM, Kokkinos A, Katechaki E, Ros E, Mantzoros CS. Mediterranean diet as a nutritional approach for COVID-19. Metab Clin Exp. 2021; 114: 154407.
30. Al Naggar Y, Yahya G, Al-Kahtani S, Stangaciu S. Back to Ancient Remedy: Could Inhalation of Aerosolised-Honey and Propolis Tincture Protect Against the COVID-19 Pandemic?. J Apither. 2021; 8(2):1-5.
31. Chandra RK. Effect of vitamin and trace-element supplementation on immune responses and infection in elderly subjects. Lancet. 1992; 340:1124–1127.
32. Muscogiuri G, Altieri B, Annweiler C, et al. Vitamin D and chronic diseases: the current state of the art. Arch Toxicol. 2017; 91:97–107.
33. te Velthuis AJ, van den Worm SH, Sims AC, Baric RS, Snijder EJ, van Hemert MJ. Zn(2+) inhibits coronavirus and arterivirus RNA polymerase activity in vitro and zinc ionophores block the replication of these viruses in cell culture. PLoS Pathog. 2010; 6: e1001176.
34. Muscogiuri G, Barrea L, Savastano S, Colao A. Nutritional recommendations for COVID-19 quarantine. Eur J Clin Nutr. 2020; 74:850–851.
35. Khodadadi E, Maroufi P, Khodadadi E, Esposito I, Ganbarov K, Espsoito S, Yousefi M, Zeinalzade E, Kafil HS. Study of combining virtual screening and antiviral treatments of the Sars-CoV-2 (Covid-19). Microb Pathog. 2020; 146: 104241.
36. Shakoor H, JackFeehan J, Al Dhaheri AS, Alia HI, Platat C, CheikhIsmail L, Apostolopoulos V, Stojanovska L. Immune-boosting role of vitamins D, C, E, zinc, selenium and omega-3 fatty acids: Could they help against COVID-19? Maturitas. 2020; 143:1–9.
37. Abbas MM, Younis KM, Hussain WS. Impact of medicinal plants on corona pandemic. Plant Cell Biotechnol Mol Biol. 2021; 62-72.
38. Zhang DH, Wu KL, Zhang X, Deng SQ, Peng B. In silico screening of Chinese herbal medicines with the potential to directly inhibit 2019 novel coronavirus. J Integr Med. 2020; 18: 152–158.
39. Lubbe A, Verpoorte R. Cultivation of medicinal and aromatic plants for specialty industrial materials. Ind Crops Prod. 2011; 34: 785–801.
40. Li G, Fan Y, Lai Y, et al. Coronavirus infections and immune responses. J Med Virol. 2020; 92(4):424-432.
41. Aman F, Masood S. How Nutrition can help to fight against COVID-19 Pandemic. Pak J Med Sci. 2020; 36: COVID19–S4.
42. Panyod S, Ho CT, Sheena LY. Dietary therapy and herbal medicine for COVID-19 prevention: A review and perspective. J Tradit Complement Med. 2020; 10: 420–427.
43. Calder PC, Carr AC, Gombart AF, Eggersdorfer M. Optimal Nutritional Status for a Well-Functioning Immune System Is an Important Factor to Protect against Viral Infections. Nutrients. 2020; 12: 1181.
44. Barazzoni R, Bischoff SC, Breda J, Wickramasinghe K, Krznaric Z, Nitzan D, Pirlich M, Singer P. ESPEN expert statements and practical guidance for nutritional management of individuals with SARS-CoV-2 infection. Clin Nutr. 2020; 39: 1631–1638.
45. Fedele D, De Francesco A, Riso S, Collo A. Obesity, malnutrition, and trace element deficiency in the coronavirus disease (COVID-19) pandemic: An overview. Nutrition. 2021; 81: 111016.
46. Park J, Lee HS, Lee C, Lee HJ. Milk consumption patterns and perceptions in Korean adolescents, adults, and the elderly. Int Dairy J. 2019; 95:78-85.
47. Kweon S. Intakes of calcium and dairy products in Korea national health and nutrition examination survey. Public Health Wkly Rep. 2013; 6: 821-840.
48. Janssen M, Chang BP, Hristov H, Pravst I, Profeta A, Millard J. Changes in food consumption during the COVID-19 pandemic: analysis of consumer survey data from the first lockdown period in Denmark, Germany, and Slovenia. Front Nutr. 2021; 8: 60.
49. Reis L, Hibbeln R. Cultural symbolism of fish and the psychotropic properties of omega-3 fatty acids. Prostaglandins Leukot Essent Fatty Acids. 2006; 75: 227-36.
50. Kashem M, Tasnim N, Rahman M, Bapary MAJ, Akanda M. Consumer's attitudes toward fish consumption during pandemic Covid-19 in Bangladesh. Int J Nat Sci. 2021; 11(1):15-22.