Table 7

Interobserver agreement for MR-score calculation

Global evaluationUlcerative colitisCrohn's disease
Kw*SERatingKw*SERatingKw*SERating
Total magnetic resonance score (MR-score-T)0.8500.063Very good0.8950.106Very good0.8040.079Good
Segmental magnetic resonance score (MR-score-S)0.8070.033Good0.8170.056Very good0.7840.040Good
K§SERatingK§SERatingK§SERating
Diffusion-weighted imaging hyperintensity0.7530.046Good0.7440.076Good0.7530.057Good
Rapid gadolinium enhancement after intravenous contrast medium administration0.7770.046Good0.7820.076Good0.7460.057Good
Differentiation between the mucosa–submucosa complex and the muscularis propria0.8030.046Good0.8390.075Very good0.7750.057Good
Bowel wall thickening0.6400.045Good0.6270.075Good0.6150.056Good
Parietal oedema0.7080.045Good0.7430.075Good0.6350.057Good
Ulcerations0.7060.045Good0.7480.076Good0.6500.056Good
  • * Weighted κ coefficients.

  • SE (Kw=0).

  • κ coefficient interpretation according to Altman.17

  • § κ coefficient.

  • Kappa w, weighted kappa.