Characteristics of patients interviewed
| Subjects (n=9) | |
| Age (median (IQR)) | 66 (66–70) |
| Race | |
| White | 7 (78%) |
| Black | 2 (22%) |
| Sex: female | 3 (33%) |
| Ethnicity: non-Hispanic | 9 (100%) |
| Level of education* | |
| Less than high school graduate | 1 (11%) |
| High school graduate | 2 (22%) |
| Some college, no degree | 4 (44%) |
| Bachelor’s degree | 1 (11%) |
| Prior history of delirium | 2 (22%) |
| Alcohol drinks per week | |
| Less than one | 6 (67%) |
| Three to four | 1 (11%) |
| Five to ten | 1 (11%) |
| Twenty-one to thirty | 1 (11%) |
| Short Blessed Score | |
| Normal cognition (0–4) | 8 (89%) |
| Questionable impairment (5-9) | 1 (11%) |
| Lawton iADL | |
| High function (score of 8) | 9 (100%) |
| Depression (PHQ-8 ≥10) | 0 (0%) |
| Surgery type | |
| Cardiac | 3 (33%) |
| Gynaecological | 1 (11%) |
| Hepatobiliary-Pancreatic | 2 (22%) |
| Urological | 2 (22%) |
| Vascular | 1 (11%) |
*One patient with missing data.
iADL, independent activities of daily living; PHQ-8, eight-item Patient Health Questionnaire depression scale.