Table 1.
Demographics at the time of last emergency department (ED) visit (n = 46)
| Characteristics | Value |
|---|---|
| Sex, n (%) | |
| Male | 23 (50) |
| Female | 23 (50) |
| Age, mean (SD), y | 76.3 (6.6) |
| Age group in years, n (%) | |
| 65-74 | 18 (39.1) |
| 75-84 | 24 (52.2) |
| ≥85 | 4 (8.7) |
| Days since last ED visit | |
| Mean (SD) | 61.5 (67.1) |
| Median | 37.5 |
| Time of ED registration, n (%) | |
| During regular clinic hours* | 27 (58.7) |
| After regular clinic hours | 19 (41.3) |
| Number of medications† | |
| Mean (SD) | 12.1 (5.8) |
| Range | 1-27 |
| Charlson Comorbidity Index score‡ | |
| Mean (SD) | 3.7 (2.6) |
| Range | 0-12 |
Regular clinic hours (Monday, Tuesday, and Thursday, 0900-2000; Wednesday, 1330-2000; Friday, 830-1630; Saturday, 0900-1300).
Includes all prescription, over-the-counter and complementary medicines.
The Charlson Comorbidity Index score was calculated using 1 point for history of myocardial infarction, peripheral vascular disease, past stroke or transient ischemic attack, or diabetes without complications; 2 points for heart failure, chronic pulmonary disease, mild liver disease, nonmetastatic cancer within the past 5 years, or diabetes with end-organ damage; 3 points for dementia or mild cognitive impairment, or connective tissue disease; 4 points for moderate to severe liver disease or human immunodeficiency virus infection; and 6 points for metastatic cancer.