Demographic features and referral delay in both groups of patients
| Diagnosis | Age (years) | Sex ratio M/F | Referral delay (months)mean (median; range)* |
| sCJD | 66.8 (39–85) | 98/116 | 8.8 (3.3; 0.3–22.4) |
| Not CJD | 65.9 (27–88) | 22/28 | 18.8 (34.5; 1.5–108)** |
*Note this is delay to referral, not the duration of cognitive decline which was rapid (<2 years) in all.
**P<0.0001.
CJD, Creutzfeldt-Jakob disease; sCJD, sporadic CJD.