‘Emergency department’ refers to attendances and admissions at both major accident and emergency departments (A&E), other A&E departments and minor injuries units (MIUs), unless otherwise stated.
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.