Powys had the lowest proportion of RTT pathways waiting longer than one year in April at 0.1% of pathways, while Betsi Cadwaladr had the highest at 27.0% of pathways.
Powys oedd â’r gyfran isaf o lwybrau RTT a oedd yn aros mwy na blwyddyn ym mis Ebrill (0.1% o lwybrau), a Betsi Cadwaladr oedd â’r gyfran uchaf (27.0% o lwybrau).