Table 2.
Characteristics of APUs (N=258)*
| Characteristic | Number | % |
|---|---|---|
| Stage | ||
| 2 | 228 | 88.4 |
| 3 | 2 | 0.8 |
| Unstageable | 28 | 10.9 |
| Site | ||
| Sacrum, posterior iliac crest | 122 | 47.3 |
| Heels | 50 | 19.4 |
| Ischium | 31 | 12.0 |
| Spine, posterior ribs, scapula | 19 | 7.4 |
| Upper leg | 12 | 4.7 |
| Elbow | 7 | 2.7 |
| Tarsals, metatarsals, phalanges | 4 | 1.6 |
| Trochanter | 3 | 1.2 |
| Other | 10 | 3.9 |
Notes: APU=acquired pressure ulcer
The 258 APUs were observed in 208 patients who had at least one APU on the first day that at least one APU was observed; 168 had one APU, 32 had two APUs, six had three APUs, and two had four APUs.