Table 4 Ulcer healing influencing factors, simple- and multiple linear regression—Time to complete wound healing [days].
Simple linear regression | Multiple linear regression A | |||
|---|---|---|---|---|
Parameter | Regression coefficient | p value (95% CI) | Regression coefficient | p value (95% CI) |
ASA classification | 16.04 | 0.001 [6.406; 25.668]** | 9.28 | 0.15 [−3.259; 21.818] |
Stage ulcers | 19.65 | 0.001 [9.222; 30.068]** | 21.62 | 0.001 [8.446; 34.793]** |
Stoma | −15.79 | 0.03 [−30.094; −1.481]* | −18.19 | 0.03 [−34.792; −1.594]* |
Smoker | −4.80 | 0.45 [−17.255; 7.654] | 6.03 | 0.40 [−8.064; 20.114] |
Age [years] | 0.41 | 0.02 [0.066; 0.749]* | 0.04 | 0.88 [−0.423; 0.494] |
Body mass index [kg/m2] | 0.42 | 0.34 [−0.444; 1.285] | 0.41 | 0.43 [−0.625; 1.449] |
Duration since SCI [months] | 0.01 | 0.35 [−0.016; 0.044] | −0.001 | 0.97 [−0.033; 0.032] |
Time of surgery after the onset of the ulcer | −0.001 | 0.86 [−0.015; 0.012] | 0.03 | 0.07 [−0.003; 0.057] |
