Examinations used to evaluate patients suspected of having CTE in 18 specialised centres in 12 countries
| Always | If indicated | Never | |||
| Interview | 18 | 0 | 0 | ||
| Physical examination | 16 | 1 | 1 | ||
| Neurological examination | 15 | 3 | 0 | ||
| Psychological tests | 14 | 4 | 0 | ||
| Laboratory | 7 | 11 | 0 | ||
| CT/MRI | 5 | 12 | 1 | ||
| EEG | 5 | 9 | 4 | ||
| ENMG | 3 | 11 | 4 | ||
| Evoked potentials | 2 | 11 | 5 | ||
| Other | rCBF (1) | SPECT/PET (1) | |||
| SPECT (1) | Biomonitoring (1) | ||||
CT/MRI=computed tomography/magnetic resonance immagimg; EEG=electroencephalogram; ENMG=electroneuromyography; RCBF=regional cerebral blood flow; SPECT=single photon emission computed tomography; PET=positron emission tomography.