The survey was distributed by email to all schools, PRUs and FEIs in Wales, as well as LA directors of education and LHB Designated Education Clinical Lead Officers (DECLOs).
Dosbarthwyd yr arolwg drwy e-bost i bob ysgol, UCD a SAB yng Nghymru, yn ogystal ag i gyfarwyddwyr addysg ALlau a Swyddogion Arweiniol Clinigol Dynodedig Addysg (SACDAau) BILlau.