Radiotherapy in Australia 2018–19 In 2018–19, 74,200 courses of radiotherapy were delivered in Australia. Half of all radiotherapy patients started treatment within 10 days of being assessed as ready for care, and 90% within 27 days. For those who needed emergency treatment (1.5% of courses), 96% began treatment within the recommended timeframe—on the same or the next day. 07 Oct 2020