Table 1.
Demographic Characteristics by Hospital Years in Registry
| Characteristic | Total (n = 16301) | Year 1 (n = 7879) | Year 2 (n = 5734) | Year 3 (n = 2313) | Year 4 (n = 375) |
| Age, mean(sd) | 71.8 (13.6) | 72.1 (13.5) | 71.8 (13.6) | 71.2 (13.6) | 72.0 (13.5) |
| Female, N(%) | 9071 (55.7) | 4390 (55.7) | 3200 (55.8) | 1271 (55.0) | 210 (56.0) |
| Ethnicity, N(%) | |||||
| Non-Hispanic white | 13475 (82.7) | 6369 (80.8) | 4930 (86.0) | 1862 (80.5) | 314 (83.7) |
| African-American | 2201 (13.5) | 1163 (14.8) | 611 (10.7) | 372 (16.1) | 55 (14.7) |
| Asian/Pacific Islander | 113 (0.7) | 74 (0.9) | 26 (0.5) | 10 (0.4) | 3 (0.8) |
| Hispanic | 123 (0.8) | 68 (0.9) | 30 (0.5) | 25 (1.1) | 0 0.0 |
| Other/unknown | 389 (2.4) | 205 (2.6) | 137 (2.4) | 44 (1.9) | 3 (0.8) |
| Academic hospital, N(%) | 10255 (62.9) | 4472 (56.8) | 3579 (62.4) | 1829 (79.1) | 375 (100.0) |
| Ischemic stroke, N(%) | 12263 (75.2) | 6028 (76.5) | 4229 (73.8) | 1722 (74.5) | 284 (75.7) |
| Discharged home, N(%) | 8397 (51.5) | 3884 (49.3) | 2990 (52.2) | 1307 (56.5) | 216 (57.6) |