Skip to main content

Table 5 Multivariable linear regression models for corticosteroid injection at weeks 4 and 12

From: Predictors of response to foot orthoses and corticosteroid injection for plantar heel pain

   Unstandardised coefficients Standardised coefficients     
Dependent variablea Modelb β SE β β t-value P-valuec R2 Adjusted R2
Week 12
 Foot pain Weightbearing hours −1.742 1.011 −0.235 −1.72 0.092 0.32 0.25*
 Foot function Baseline pain (measured using a VAS) −0.323 0.156 −0.285 −2.07 0.046 0.44 0.38*
 First-step pain Weightbearing hours 2.482 1.339 0.284 7.85 0.071 0.19 0.10
  1. Abbreviations: SE standard error, BMI body mass index, VAS visual analogue scale
  2. aThere were no significant predictors at week 4
  3. bAdjusted for age, sex, BMI, and baseline scores of the dependent variable
  4. cThe p-value represents the statistical significance of individual variables
  5. * The p-value of the adjusted R2 was < 0.05