Table 1.
Comparison of white and nonwhite subjects
| Variable | White (n = 1235) | Nonwhite (n = 650) | P value |
|---|---|---|---|
| Age | 59.4 ± 18.6 | 56.6 ± 17.7 | .001 |
| Sex, male | 675 (55%) | 349 (54%) | .69 |
| Marital status, married | 629 (54%) | 184 (30%) | <.001 |
| Premorbid status, independent | 1070 (91%) | 552 (91%) | .82 |
| Insurance | |||
| Self-pay or Medicaid | 401 (33%) | 296 (46%) | <.001 |
| Private insurance or Medicare | 834 (67%) | 354 (54%) | |
| Median household income (upper limit in year 2000 dollars) | |||
| Quintile 1 (17,920) | 11 (1%) | 31 (5%) | <.001 |
| Quintile 2 (33,000) | 352 (30%) | 464 (74%) | |
| Quintile 3 (52,174) | 620 (52%) | 112 (18%) | |
| Quintile 4 (81,766) | 178 (15%) | 21 (3%) | |
| Quintile 5 | 21 (2%) | 2 (<1%) | |
| Lowest 2 quintiles combined | 363 (31%) | 495 (79%) | <.001 |
| Primary diagnosis | |||
| Intracerebral hemorrhage | 264 (22%) | 172 (28%) | <.001 |
| Subarachnoid hemorrhage | 170 (14%) | 56 (9%) | |
| Traumatic brain injury | 146 (12%) | 73 (12%) | |
| Subdural hemorrhage | 121 (10%) | 45 (7%) | |
| Brain tumor | 69 (6%) | 15 (2%) | |
| Admitted after elective surgery | 133 (11%) | 35 (5%) | <.001 |
| Invasive ICU intervention | 279 (23%) | 134 (21%) | .32 |
| Any surgery and/or ICU intervention | 464 (38%) | 208 (32%) | .02 |
| APACHE II (median, IQR) | 20 (15–24) | 21 (16–25) | <.001 |
| GCS, lowest (median, IQR) | 5 (3–7) | 5 (3–6) | .004 |
| DNR status | 484 (39%) | 230 (35%) | .10 |
| Withdrawal of ventilation | 385 (31%) | 144 (22%) | <.001 |