Skip to main content

Table 1 Group characteristics for cases versus controls

From: Mammographic density and structural features can individually and jointly contribute to breast cancer risk assessment in mammography screening: a case–control study

  Casesa (n = 121) Controls (n = 259)  
Mean 95 % Cl Mean 95 % Cl P-valueb
Age 57.9 57.0–58.8 58.2 57.5–58.9 0.016
BI-RADS 2.44 2.24–2.64 1.98 1.86–2.10 <0.001
MTR 0.541 0.535–0.547 0.526 0.522–0.530 <0.001
  1. Highest score of left or right breast for BI-RADS and MTR (MTR breast score: average of CC and MLO)
  2. aDCIS 9.1 % and invasive cancer 90.9 %
  3. bStatistics: Linear mixed model for matched pairs