The term ‘emergency department’ captures attendances at major accident and emergency (A&E) departments, other A&E departments and minor injury units (MIUs).
Mae’r term ‘adran achosion brys’ yn cynnwys gweithgarwch mewn adrannau damweiniau ac achosion brys mawr, adrannau damweiniau ac achosion brys eraill ac unedau mân anafiadau.