BCSC Risk estimation Data dictionary - onetomapanalytics/Meta_Data GitHub Wiki

BCSC Risk estimation dataset data dictionary

Variable Name Column Coding
1 menopaus 1 0 = premenopausal; 1 = postmenopausal or age>=55 ; 9 = unknown
2 agegrp 3-4 1 = 35-39; 2 = 40-44; 3 = 45-49; 4 = 50-54; 5 = 55-59; 6 = 60-64; 7 = 65-69; 8 = 70-74; 9 = 75-79; 10 = 80-84
3 density 6 BI-RADS breast density codes 1 = Almost entirely fat; 2 = Scattered fibroglandular densities; 3 = Heterogeneously dense; 4 = Extremely dense; 9 = Unknown or different measurement system
4 race 8 1 = white; 2 = Asian/Pacific Islander; 3 = black; 4 = Native American; 5 = other/mixed; 9 = unknown
5 Hispanic 10 0 = no; 1 = yes; 9 = unknown
6 bmi 12 Body mass index: 1 = 10-24.99; 2 = 25-29.99; 3 = 30-34.99; 4 = 35 or more; 9 = unknown
7 agefirst 14 Age at first birth: 0 = Age < 30; 1 = Age 30 or greater; 2 = Nulliparous; 9 = unknown
8 nrelbc 16 Number of first degree relatives with breast cancer: 0 = zero; 1= one; 2 = 2 or more; 9 = unknown
9 brstproc 18 Previous breast procedure: 0 = no; 1 = yes; 9 = unknown
10 lastmamm 20 Result of last mammogram before the index mammogram: 0 = negative; 1 = false positive; 9 = unknown
11 surgmeno 22 Surgical menopause: 0 = natural; 1 = surgical; 9 = unknown or not menopausal (menopaus=0 or menopaus=9)
12 hrt 24 Current hormone therapy: 0 = no; 1 = yes; 9 = unknown or not menopausal (menopaus=0 or menopaus=9)
13 invasive 26 Diagnosis of invasive breast cancer within one year of the index screening mammogram: 0 = no; 1 = yes
14 cancer 28 Diagnosis of invasive or ductal carcinoma in situ breast cancer within one year of the index screening mammogram: 0 = no; 1 = yes
15 training 30 Training data: 0 = no (validation); 1 = yes (training)
16 count 32-37 Frequency count of this combination of covariates and outcomes (all variables 1 to 15)

BCSC Risk estimation dataset data dictionary