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 Cohort Size Cases Biospecimen availability Geographic Information System (GIS) Data Follow-up Questionnaire Diet Data
Adventist Health Study II (AHS2) 44,643 97 Blood, Tissue Yes    
Black Women's Health Study (BWHS) 59,000          
Breakthrough Generations Study (BGS)    101,942 107 Blood, Urine, Tissue, DNA   Yes  
Breast Cancer Detection Demonstration Project Follow-up Study (BCDDP) 38,697 205     Yes Yes
California Teacher’s Study (CTS)  124,612 509 Blood, DNA   Yes Yes
Campaign against Cancer and Heart Disease (CLUE II)  12,399 88 Blood, DNA   Yes  
Canadian Study of Diet, Lifestyle, and Health (CSDLH) 39,618 142 Hair, Toenail Yes   Yes
Cancer Prevention Study II (CPSII) 94,564 660 Blood, Buccal, DNA Yes Yes Yes
European Prospective Investigation into Cancer Project (EPIC)  264,474 949 Blood, DNA Yes   Yes
Finnish Maternity Cohort (FMC) 2,000,000   Blood, DNA      
Iowa Women's Health Study (IWHS)  30,716 389 Tissue Yes Yes  
Melbourne Collaborative Cohort Study (MCCS)  24,000 136 Blood, Urine, Tissue, DNA Yes Yes Yes
Multiethnic Cohort (MEC)  17,675 122 Blood, Urine, DNA Yes Yes Yes
Netherlands Cohort Study (NLCS) 2,872 460 Tissue     Yes
NIH-AARP Diet and Health Study (AARP)  225,333 1,589     Yes Yes
Northern Sweden Health and Disease Study (NSHDS) 135,000   Blood, Tissue, DNA      
Nurses’ Health Study (NHS)  121,700 798 Blood, Tissue, DNA   Yes Yes
Nurses’ Health Study II (NHSII)  116,592 290 Blood, Tissue, DNA   Yes Yes
NYU Women’s Health Study (NYUWHS)  12,440 138 Blood Yes Yes Yes
Prostate, Lung, Colorectal, and Ovarian Cancer Screening Trial (PLCO)  65,058 444 Blood, Tissue, DNA   Yes Yes
Shanghai Women’s Health Study (SWHS)  75,000   Blood, Urine, Buccal, Tissue, DNA Yes Yes  
Singapore Chinese Health Study (SCHS) 34,028 121 Blood, Urine, Buccal, DNA Yes Yes Yes
Sister Study (SS)  50,596 58 Blood, DNA   Yes Yes
Southern Community Cohort Study (SCCS) 85,000          
Swedish Mammography Cohort (SMC) 38,923 214 Blood, Buccal, DNA Yes Yes Yes
Vitamins and Lifestyle Study (VITAL) 33,252 163 Buccal, DNA Yes   Yes
Women’s Health Initiative (WHI)  161,808   Blood, Tissue Yes    
Women’s Health Study (WHS) 39,857 206 Blood, Tissue, DNA Yes Yes Yes
Women’s Lifestyle and Health Study (WLHS)  49,218 332   Yes Yes Yes
  4,099,017 8,217        
*Number of cases unknown if all prospective