Coronavirus in South Africa: Scientists explore surprise theory for low death rate

'Age is the highest risk factor. Africa's young population protects it,' said Tim Bromfield, a regional director of the Tony Blair Institute for Global Change. But as the pandemic drags on, and the statistical evidence builds up, analysts appear increasingly reluctant to give demographics all the credit for this continent's successes. 'Age is not such a big factor,' said Professor Karim. Early, and aggressive lockdowns here in South Africa and elsewhere on the continent have clearly played a crucial role. Clear messaging about masks and the provision of oxygen supplies have also been important.