Patients in the Belfast Trust could be waiting over two years for a first outpatient appointment due to the length of waiting lists.
While the waiting lists for some departments are very lengthy for routine appointments, 'Red Flag' appointments where a patient may be suspected of having cancer take place within three weeks or less on average.
Rheumatology has the longest waiting list, with it taking nearly four years on average for a first routine appointment and over two years for an urgent one. Rheumatology also has the longest waiting list in Paediatrics, where it can take over three years for a first routine appointment.