From: Comparison of percent density from raw and processed full-field digital mammography data
Characteristic | Case n | Case Mean/SDb or % | Control n | Control Mean/SDb or % | Total n | Total Mean/SDb or % | P d |
---|---|---|---|---|---|---|---|
Age | 180 | 58.60/10.46 | 180 | 58.53/10.40 | 360 | 58.56/10.41 | 0.232 |
Menopausal Status | 0.049 | ||||||
Postmenopausal | 142 | 78.89% | 132 | 73.33% | 274 | 76.11% | |
Premenopausal | 38 | 21.11% | 48 | 26.67% | 86 | 23.89% | |
PMHa | 0.297 | ||||||
Never-used | 96 | 53.33% | 101 | 56.11% | 197 | 54.72% | |
1 - 5 yrs | 30 | 16.67% | 27 | 15.00% | 57 | 15.83% | |
6 - 10 yrs | 18 | 10.00% | 19 | 10.56% | 37 | 10.28% | |
11 - 15 yrs | 13 | 7.22% | 9 | 5.00% | 22 | 6.11% | |
> 15 yrs | 23 | 12.78% | 24 | 13.33% | 47 | 13.06% | |
BMI (kg/m2)c | 179 | 26.56/4.62 | 180 | 25.25/4.25 | 359 | 25.90/4.48 | 0.009 |
Breast area (cm2) | 180 | 139.01/47.83 | 180 | 131.52/40.60 | 360 | 135.26/44.46 | 0.104 |
PDproc (%) | 180 | 22.48/14.41 | 180 | 19.76/12.89 | 360 | 21.12/13.72 | 0.029 |
PDraw (%) | 180 | 21.33/15.66 | 180 | 17.70/14.58 | 360 | 19.52/15.22 | 0.009 |