This is a decrease compared to 54 invasive ventilated beds on 23 November 2021 and is at comparable levels to early March 2021.
Mae hyn yn ostyngiad o gymharu â 54 o welyau cymorth anadlu mewnwthiol ar 23 Tachwedd 2021 ac mae ar lefelau tebyg i’r hyn yr oeddent ddechrau mis Mawrth 2021.