Table 1.
Baseline Characteristics of HiPOR Delirium Cases and Non-Delirium Controls.
| HiPOR 24 Matched Pairs (n = 48) | ||
|---|---|---|
| Characteristic | Delirium Cases (n = 24) | Non-Delirium Controls (n = 24) |
| Age (M, SD) | 73.0 (4.9) | 72.6 (5.5) |
| Female, n (%) | 11 (46) | 11 (46) |
| MMSE (M, SD) | 27.2 (2.0) | 27.5 (1.7) |
| Year of surgery, n (%) | ||
| 2009–2010 | 5 (21) | 2 (8) |
| 2011–2012 | 8 (33) | 13 (54) |
| 2013–2014 | 6 (25) | 6 (25) |
| 2015–2016 | 5 (21) | 3 (13) |
| Highest level of education, n (%) * | ||
| <12 years | 0 (0) | 1 (7) |
| 12 years or GED | 1 (8) | 1 (7) |
| Some college ** | 1 (8) | 5 (33) |
| College graduate or postgraduate school | 11 (84) | 8 (53) |
| Days of delirium, n (%) | ||
| no delirium | 0 (0) | 24 (100) |
| 1 day (mild) | 20 (83) | 0 (0) |
| 2 days (severe) | 4 (17) | 0 (0) |
M = mean, SD = standard deviation, MMSE = Mini-Mental State Examination. * Data available for n = 28 (Delirium cases n = 13, Non-delirium controls n = 15). ** Includes vocational/technical program.