This is a decrease compared to 48 invasive ventilated beds on 30 November 2021 and is at comparable levels to early March 2021.
Mae hyn yn ostyngiad o gymharu â 48 o welyau cymorth anadlu mewnwthiol ar 30 Tachwedd 2021 ac mae ar lefelau tebyg i’r hyn yr oeddent ddechrau mis Mawrth 2021.