This peaked in May 2020 where 84.4% of patients spent less than the target time in emergency departments, the highest percentage since September 2017.
Cafwyd y ganran uchaf ym mis Mai 2020 lle treuliodd 84.4% o gleifion lai na’r amser targed mewn adrannau achosion brys, y ganran uchaf ers mis Medi 2017.