Study assessments
ECAS
AMYOTROPHIC LATERAL SCLEROSIS 1
Participant and caregiver questionnaire data were supplemented with data derived from CARE–MND or MND–SMART relating to cognition (Edinburgh Cognitive and Behavioural Amyotrophic Lateral Sclerosis Screen (ECAS) [The study involved three stages of data collection:Questionnaire completion: participants and caregivers complete questionnairesCARE–MND data request: additional covariates collected in routine clinical careMND–SMART data request: trial involvement and participation