However, some specialties previously included in RTT reporting were removed from April, meaning the two figures are not directly comparable.
Fodd bynnag, cafodd rhai arbenigeddau a oedd wedi’u cynnwys yn flaenorol mewn adroddiadau RTT eu dileu o fis Ebrill ymlaen, sy’n golygu nad oes modd cymharu’r ddau ffigur yn uniongyrchol.