Table 1.
Demographics of patients in the intensive care unita
| Characteristic | Pressure ulcers
|
χ2 or t | P | |
|---|---|---|---|---|
| Present (n = 147) | Absent (n = 2485) | |||
| Sex | 0.2 | .63 | ||
| Male | 83 (56.5) | 1352 (54.4) | ||
| Female | 64 (43.5) | 1133 (45.6) | ||
|
| ||||
| Race/ethnicity | ||||
| White | 116 (81.1) | 2010 (82.1) | 0.1 | .76 |
| Nonwhite | 27 (18.9) | 438 (17.9) | ||
|
| ||||
| White | 116 (83.5) | 2010 (84.1) | 0.1 | .83 |
| Black | 23 (16.5) | 379 (15.9) | ||
|
| ||||
| Age, mean (SD), y | 57 (14.8) | 58 (15.2) | 0.81 | .42 |
|
| ||||
| Weight, mean (SD), lb | 256.4 (119) | 218.6 (86) | 2.02 | <.001 |
|
| ||||
| Days in intensive care unit, mean (SD) | 14 (15.6) | 111 (10.7) | -2.07 | .04 |
|
| ||||
| Braden total score, mean (SD) | 12 (2.3) | 14 (3.4) | -3.59 | <.001 |
a
Some numbers in the columns do not add up to 2632 because of missing data. Values in columns are number (%) of patients unless otherwise indicated.