The average (median) time spent in emergency departments increased in September compared to the previous month to two hours and forty two minutes.
Roedd yr amser cyfartalog (canolrifol) a gafodd ei dreulio mewn adrannau brys wedi cynyddu ym mis Medi o’i gymharu â’r mis blaenorol, i ddwy awr a phedwar deg dau munud.