The average (median) time spent in emergency departments decreased by 8 minutes in November compared to the previous month at two hours and forty one minutes.
Roedd yr amser cyfartalog (canolrifol) a gafodd ei dreulio mewn adrannau brys wedi gostwng ym mis Awst o’i gymharu â’r mis blaenorol, i ddwy awr a thri deg wyth munud.