Many thanks for your response and your own interesting viewpoints following my post the other day.
I agree that as far as the coronavirus figures are concerned, a variety of socio-economic, behavioural, environmental as well as biological factors may (or may not) be important in the outcome of infection.
Referring back to the more general points in the Saini article (linked again below), my take was that she was saying healthcare professionals and others should be careful not to simply attribute things to a "socially defined" notion of race; rather, they need to look at the individual and give treatment accordingly.
Julie N Reza is a UK-based specialist in communications for biosciences, global health & international development (www.globalbiomedia.co.uk). She predominantly works with NGOs and not-for-profit organisations. Previously she was the senior science editor at TDR, based at the World Health Organization (WHO) in Geneva; prior to this she worked at the Wellcome Trust, UK, leading educational projects on international health topics including trypanosomiasis and trachoma. She has a PhD in immunology and a specialist degree in science communication. She also has several years research and postgraduate teaching experience. She is a member of the HIFA Steering Group and HIFA Social Media Working Group. www.hifa.org/people/steering-group
Email: naimareza AT hotmail.com