GroupNormal (%)Slow waves (%)PSWC (%)
sCJD11/186 (6)154/186† (83)67/186 (36)
Other diagnosis5/40 (13)25/40 (63)2/40‡ (5)
Fisher’s exact testP<0.17P=0.009P<0.001
  • *Refers to the consensus opinion of a consultant neuroradiologist and consultant neurologist about the diffusion-weighted images of the BG or cerebral cortex.

  • †Includes patients who had PSWC.

  • ‡One patient had SSPE type complexes, the other hepatic encephalopathy.

  • BG, basal ganglia; CJD, Creutzfeldt-Jakob disease; sCJD, sporadic CJD; PSWC, periodic sharp wave complexes; SSPE, subacute sclerosing panencephalitis.