However, findings suggest children in the TEACCH intervention group with lower (versus higher) cognitive ability showed greater improvement in autism severity.
Fodd bynnag, awgrymodd y canfyddiadau bod plant yn y grŵp ymyrraeth TEACCH gyda gallu gwybyddol is (o gymharu ag uwch) yn dangos mwy o welliant o ran difrifoldeb awtistiaeth.