This is a slight increase compared to 15 invasive ventilated beds on 22 March 2022 and is at comparable levels to mid-July 2021.
Mae hyn yn cynnydd bach o’i gymharu â 15 o welyau cymorth anadlu mewnwthiol ar 22 Mawrth 2022 ac mae ar lefelau tebyg i’r hyn yr oeddent ganol mis Gorffennaf 2021.