Source : Webster's Revised Unabridged Dictionary (1913)

Confusedness \Con*fus"ed*ness\, n.
   A state of confusion. --Norris.

Source : WordNet®

confusedness
     n : a mental state characterized by a lack of clear and orderly
         thought and behavior; "a confusion of impressions" [syn:
         {confusion}, {mental confusion}, {disarray}]