The review concludes that there is no one single tool which reaches the threshold for scientific measures whilst also screening for the recommended communication skills spanning for the age group.
Daw'r adolygiad i'r casgliad nad oes un adnodd unigol sy'n cyrraedd trothwy'r mesurau gwyddonol wrth sgrinio ar gyfer y sgiliau cyfathrebu a argymhellir sy'n rhychwantu'r grŵp oedran hwnnw.