Rydym wedi herio byrddau iechyd i wella ar yr amseroedd hyn ac i wneud gwelliannau mewn perthynas â mesurau allweddol eraill hefyd fel rhan o’n 'Datganiad ansawdd ar gyfer gofal mewn adrannau achosion brys', a gyhoeddwyd yr wythnos ddiwethaf.
We have challenged health boards to make improvements on these and other key measures as part of our new 'Quality statement for care in emergency departments', published last week.