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Table 2 Modelling results for the pooled data

From: Exploring the prediction performance for breast cancer risk based on volumetric mammographic density at different thresholds

  Standardised odds ratio (95% CI)
  M1 M2 M3 M4 M5
Volumetric PD (0 mm) 1.26    0.46 0.90
  (1.15, 1.39)   (0.26, 0.82) (0.74, 1.10)
Volumetric PD (5 mm)   1.29   2.72  
   (1.18, 1.42) (1.56, 4.74)  
Areal PD (6 mm)    1.34   1.47
    (1.22, 1.47) (1.21, 1.78)
Model fit statistics      
 AIC 1727.15 1721.25 1712.63 1715.81 1713.50
 mC 0.567 0.577 0.577 0.583 0.582
  (0.539, 0.596) (0.548, 0.606) (0.549, 0.605) (0.555, 0.611) (0.553, 0.610)
 χ2 21.98 27.87 36.49 35.32 37.62
  1. Standardized odds ratio is the change in odds for a standard deviation increase in predictors. Confidence intervals (CI) are presented in parentheses for the predictors in each model
  2. M model, PD percent density, AIC Akaike information criterion, mC matched concordance index