Available Data

This Data Dictionary has been developed and approved by the OC3 Steering Committee.  We anticipate that these will change over time to reflect the needs and experience of the OC3.  At least during these early stages, the Steering Committee will review the guidelines at 3-month intervals and propose modifications as needed.


OC3 Data Dictionary_Feb 2018.xlsx




Cohort Size (in OC3)

Cases Biospecimen availability Geographic Information System (GIS) Data Follow-up Questionnaire Diet Data
Adventist Health Study II (AHS2) 39,059 67 Blood, Tissue Yes    
Breakthrough Generations Study (BGS)     101,894  70 Blood, Urine, Tissue, DNA    Yes  
Breast Cancer Detection Demonstration Project Follow-up Study (BCDDP) 36,395 96     Yes  Yes 
California Teacher’s Study (CTS)  44,176 161 Blood, DNA    Yes  Yes 
Campaign against Cancer and Heart Disease (CLUE II)  12,395 52 Blood, DNA   Yes   
Canadian Study of Diet, Lifestyle, and Health (CSDLH) 3,019 72 Hair, Toenail  Yes   Yes 
Cancer Prevention Study II (CPSII) 82,435 455 Blood, Buccal, DNA Yes Yes  Yes 
European Prospective Investigation into Cancer Project (EPIC)  264,069 620 Blood, DNA  Yes    Yes 
Finnish Maternity Cohort (FMC)     Blood, DNA       
Iowa Women's Health Study (IWHS)  30,671 242 Tissue  Yes  Yes   
Melbourne Collaborative Cohort Study (MCCS)  20,863 88 Blood, Urine, Tissue, DNA  Yes Yes  Yes 
Multiethnic Cohort (MEC)  16,510 64 Blood, Urine, DNA  Yes Yes  Yes 
Netherlands Cohort Study (NLCS) 2,883 333 Tissue      Yes 
NIH-AARP Diet and Health Study (AARP)  201,510 701     Yes  Yes 
Nurses’ Health Study (NHS)  186,517 818  Blood, Tissue, DNA    Yes  Yes  
Nurses’ Health Study II (NHSII)  114,033 230 Blood, Tissue, DNA    Yes  Yes 
NYU Women’s Health Study (NYUWHS)  12,439 104 Blood  Yes  Yes  Yes
Prostate, Lung, Colorectal, and Ovarian Cancer Screening Trial (PLCO) 60,846 273 Blood, Tissue, DNA    Yes  Yes  
Singapore Chinese Health Study (SCHS) 34,021 91 Blood, Urine, Buccal, DNA  Yes  Yes  Yes
Sister Study (SS)  48,163 36 Blood, DNA    Yes Yes  
Swedish Mammography Cohort (SMC) 37,205 161  Blood, Buccal, DNA  Yes  Yes  Yes 
Vitamins and Lifestyle Study (VITAL) 28,343 106 Buccal, DNA  Yes    Yes 
Women’s Health Study (WHS) 39,807 158 Blood, Tissue, DNA  Yes  Yes  Yes 
Women’s Lifestyle and Health Study (WLHS)  49,229 129   Yes  Yes   Yes 
  1,466,482 5,127