Table 8

Skin site level analyses: multilevel logistic regression models

CovariateOR95% CIp Value
Univariable analyses
 Age (continuous)1.010.99 to 1.020.4808
 Diabetic status* (no vs yes)0.810.54 to 1.210.3070
 History of weight loss† (no vs yes)1.030.68 to 1.570.8914
 Braden mobility (1 or 2 vs 3 or 4)1.140.80 to 1.640.4714
 Skin status (reference=healthy skin)
  Skin alterations6.294.21 to 9.40<0.0001
  Category 1 PU27.3418.5 to 40.4<0.0001
 Setting (hospital vs community)0.910.63 to 1.320.6148
 Analgesic use (no vs yes)1.331.74 to 2.390.3350
 Pressure-related pain on healthy, altered or Category 1 skin site (yes vs no)8.686.30 to 11.97<0.0001
Final multivariable model
 Skin status (reference=healthy skin)
  Skin alterations4.653.01 to 7.18<0.0001
  Category 1 PU17.3011.09 to 27.00<0.0001
 Pressure-related pain on healthy, altered or Category 1 skin site (yes vs no)2.251.53 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.