Skin site level analyses: multilevel logistic regression models
| Covariate | OR | 95% CI | p Value |
|---|---|---|---|
| Univariable analyses | |||
| Age (continuous) | 1.01 | 0.99 to 1.02 | 0.4808 |
| Diabetic status* (no vs yes) | 0.81 | 0.54 to 1.21 | 0.3070 |
| History of weight loss† (no vs yes) | 1.03 | 0.68 to 1.57 | 0.8914 |
| Braden mobility (1 or 2 vs 3 or 4) | 1.14 | 0.80 to 1.64 | 0.4714 |
| Skin status (reference=healthy skin) | |||
| Skin alterations | 6.29 | 4.21 to 9.40 | <0.0001 |
| Category 1 PU | 27.34 | 18.5 to 40.4 | <0.0001 |
| Setting (hospital vs community) | 0.91 | 0.63 to 1.32 | 0.6148 |
| Analgesic use (no vs yes) | 1.33 | 1.74 to 2.39 | 0.3350 |
| Pressure-related pain on healthy, altered or Category 1 skin site (yes vs no) | 8.68 | 6.30 to 11.97 | <0.0001 |
| Final multivariable model | |||
| Skin status (reference=healthy skin) | |||
| Skin alterations | 4.65 | 3.01 to 7.18 | <0.0001 |
| Category 1 PU | 17.30 | 11.09 to 27.00 | <0.0001 |
| Pressure-related pain on healthy, altered or Category 1 skin site (yes vs no) | 2.25 | 1.53 to 3.29 | <0.0001 |
Bold values indicate statistical significance. *Missing diabetic status set to ‘no’ for one missing patient.
†Missing history of weight loss status set to ‘no’ for one missing patient.
PU, pressure ulcer.