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 | Â |
|---|---|---|---|---|---|
Dense area (cm2) | 487 | 35.3 | 18.4 | 51.7 | Â |
Lucent area (cm2) | 487 | 92.4 | 60.5 | 134.7 | Â |
Percent density (%) | 487 | 27.7 | 13.7 | 43.5 | Â |
Measures of socioeconomic status | Â | n | % | Â | Median PD (25 th , 75 th ) 1 |
Townsend score2 | 487 | Â | Â | Â | Â |
   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 | Â | Â | Â | Â |
   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 | Â | Â | Â | Â |
   Rural (Population <10,000) |  | 61 | 13 |  | 28.1 (15.8, 46.0) |
   Urban (Population ≥ 10,000) |  | 426 | 87 |  | 27.6 (12.9, 43.1) |