[Note 1] The Welsh speaking skill was not known for 38% of nurses, 36% of direct patient staff and 38% of administrative staff.
[Nodyn 1] Nid oedd y sgiliau siarad Cymraeg yn hysbys ar gyfer 38% o nyrsys, 36% o staff gofal uniongyrchol i gleifion a 38% o staff gweinyddol.