Cognitive function
cognitive impairment
The MoCA-Blind Questionnaire was completed by 115 (56%) patients alive at 1 year who had not withdrawn from telephone questionnaire follow-up, while for 1 patient, cognitive function was assessed via proxy using the AD-8 Questionnaire, and the results from both questionnaires were combined. At 1 year, there was no significant difference in the proportion of patients between intervention and standard care who had mild (intervention 33.3% vs standard care 41.1%), moderate (16.7% vs 8.9%) or severe (0% vs 1.8%) cognitive impairment (p=0.41) (Likewise, rates of cognitive impairment, as measured by the MoCA-Blind questionnaire score, were similar between treatment groups (intervention 17.1 (3.9) vs standard care 17.9 (3.1); p=0.23) (