Skip to main content

Table 2 Mammographic and socioeconomic characteristics of the participants and their association with mammographic percent density

From: Mammographic density and markers of socioeconomic status: a cross-sectional study

Measures of mammographic density n Median 25th percentile 75th percentile  
Dense area (cm2) 487 35.3 18.4 51.7  
Lucent area (cm2) 487 92.4 60.5 134.7  
Percent density (%) 487 27.7 13.7 43.5  
Measures of socioeconomic status   n %   Median PD (25 th , 75 th ) 1
Townsend score2 487     
   Q5 (affluent)   160 33   31.1 (16.4, 46.5)
   Q4   133 27   29.0 (15.2, 46.0)
   Q3   99 20   25.2 (9.4, 41.8)
   Q2   56 12   23.4 (11.2, 40.1)
   Q1 (deprived)   39 8   21.6 (11.7, 34.6)
Highest education level 369     
   Higher (University)   139 38   33.0 (17.7, 51.6)
   Further (A-level/vocational)   82 22   23.6 (11.9, 40.6)
   None to GCSE   148 40   25.2 (11.6, 38.6)
Urban/Rural indicator 487     
   Rural (Population <10,000)   61 13   28.1 (15.8, 46.0)
   Urban (Population ≥ 10,000)   426 87   27.6 (12.9, 43.1)
  1. 1 Median percent mammographic density (%) with 25th and 75th percentiles
  2. 2 Q1 to Q5 refer to population fifths of Townsend score at LSOA level