Why there are and will be less deaths in India due to COVID-19: an insight

Chincholikar Sanjeev Vasantrao


Coronavirus disease (COVID-19) is an infectious disease caused by a newly discovered coronavirus. Most people infected with the COVID-19 virus will experience mild to moderate respiratory illness and recover without requiring special treatment. It has been declared a pandemic by the World Health Organization which exhibited human-to-human transmissibility and spread rapidly across countries. Older people, and those with underlying medical problems like cardiovascular disease, diabetes, chronic respiratory disease, and cancer are more likely to develop serious illness. Climate, with temperature, humidity, Bacillus Calmette–Guérin (BCG) vaccination, immune status of persons, elderly people, uncontrolled co morbid conditions like heart diseases, diabetes mellitus, hypertension, kidney diseases seems to play an important role in spread and severity of corona virus infection. As reported from MOHFW website, the COVID-19 deaths are more in above 60 years of age with comorbidities cardiovascular disease, diabetes, chronic respiratory disease, and cancer.


Climate, With temperature, Humidity, BCG vaccination, Immune status of persons, Elderly people

Full Text:



Yao Y, Pan J, Liu Z, Meng X, Wang W, Kan H, et al. No Association of COVID-19 transmission with temperature or UV radiation in Chinese cities. Eur Respir J. 2020;55(5):2000517.

Health Advisory for Elderly Population of India during COVID19. Available at: https://www. Accessed on 3 March 2020.

Tan J, Mu L, Huang J, Yu S, Chen B, Yin J. An initial investigation of the association between the SARS outbreak and weather: with the view of the environmental temperature and its variation. J Epidemiol Community Health. 2005;59(3):186-92.

WHO, W. H. O. Coronavirus disease (COVID-2019) situation reports. Available at: https://www. =9f98940c. Accessed on 3 March 2020.

Xu Z, Hu W, Williams G, Clements AC, Kan H, Tong S. Air pollution, temperature and pediatric influenza in Brisbane, Australia. Environ Int 2013, 59, 384-8.

Puleo M. AccuWeather staff writer, New study says ‘high temperature and high relative humidity significantly reduce’ spread of COVID-19. Available at Accessed on 21 March 2020.

Malani A, Gupta A, Abraham R. Why does India have so few Covid-19 cases and deaths? QUARTZ India, 2020.

Wang J, Tang K, Feng K, Weifeng. High Temperature and High Humidity Reduce the Transmission of COVID-19. Quantitative Biol Populations Evol. 2003:05003.

WHO, CDC, ECDC, NHC of the PRC, JHU CSSE, DXY, QQ, and various international media as on 8/6/2020. Available at: Accessed on 08 June 2020.

Available at: Accessed on 28 March 2020.

Available at: nsr/advance-article/doi/10.1093/nsr/nwaa036/577-5463. Accessed on 28 March 2020.

Mehta P, Parikh PM, Aggarwal S, Batra A, Patel A,. Impact of region specific factors on dynamics of SARS-CoV2 infection: A perspective. Indian J Med Sci. 2020.

Marcotte EL, Ritz B, Cockburn M, Yu F, Heck JE. Exposure to infections and risk of leukemia in young children. Cancer Epidemiol Biomarkers Prev. 2014;23:1195-203.

Parikh P, Mehta P, Kumar P, Gulia A. Why are Indians having lower incidence of infections and deaths due to the COVID-19 virus? Indian J Med Sci. 2020;71(3):102-3.

Available at: https://www.clinicaltrialsarena. com/news/australia-bcg-vaccine-trial-covid-19. Accessed on 28 March 2020.

Available at: 398.cms?from=mdr. Accessed on 28 March 2020.

Available at: Accessed on 28 March 2020.