From another link :
Reporters also stated that even though vaccinated and unvaccinated people developed the disease in roughly equal numbers, most hospitalised patients were unvaccinated. And although the current South African COVID-19 wave may be coming to an end, South Africa’s omicron wave experiences may follow very similar patterns in other countries.
In contrast to this relatively encouraging news, some recent tweets and localised reports suggest that some hospitals in South Africa have experienced – or are experiencing – increasing numbers of hospitalised patients, with increasing numbers of patients requiring treatment in intensive care units and needing mechanical ventilation – a key indicator of severe COVID-19
Best proceed with caution for now until the scientists are sure