NCT03158909 2017.

Study name	Trial of a non‐pharmacological Intervention to prevent delirium among elderly in‐patients
Methods	Randomised controlled study
Participants	284 patients (≥ 60 years) for inpatient stay at a Brazilian Hospital
Interventions	Group 1: patients in this group will receive eyemask and earplugs, for use during the night, and orientations about space and time, every night Group 2: this group will receive orientations about space and time only, every night.
Outcomes	Primary outcome: incidence cases of delirium up to 15 days from the inclusion in the study using the Confusion Assessment Method (Short‐CAM) Secondary outcome(s): sleep quality up to 15 days, safety of the intervention up to 15 days, acceptance, comfort and adherence to the intervention up to 15 days, use of psychotropic drugs up to 15 days, time of hospital stay up to 6 months, evaluation of the sleep‐wake cycle up to 15 days, urinary 6‐sulfatoxymelatonin levels 48 hours after admission
Starting date	15/01/2020
Contact information	Artur Schuh, schuh.afs@gmail.com Hospital de Clínicas de Porto Alegre
Notes	ClinicalTrials.gov Identifier: NCT03158909 Status: recruiting (last update, 14/01/2020)