ELIGIBILITY CRITERIA AND OTHER CHARACTERISTICS

UI Author Year Study Design * Inclusion Exclusion Enrollment Years Trial or Cohort Name Funding Source Extractor
18381472 Freedman 2008 Case-cohort study Cases: All participants of Prostate, Lung, Colorectal, and Ovarian (PLCO) Cancer Screening Trial who provided baseline blood samples and background questionnaires, no history of breast cancer at baseline, but were diagnosed with an incident breast cancer between the date of the baseline blood collection (1993–2001) and June 30, 2005.
Noncases: All participants of Prostate, Lung, Colorectal, and Ovarian (PLCO) Cancer Screening Trial who provided baseline blood samples and background questionnaires but had not reported a breast cancer as of June 30, 2005.
History of one of the four PLCO cancers, a recent history of screening procedures for one of the cancers, or were undergoing treatment for any cancer (other than nonmelanoma skin cancer ). November 1993 and July 2001 Prostate, Lung, Colorectal, and Ovarian (PLCO) Cancer Screening Trial NIH GR
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Leave appropriate choice of study design and delete all others

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Post hoc analyses of an existing RCT for outcomes that were not planned in the original RCT

From: Appendix C, Evidence Tables: F-K

Cover of Vitamin D and Calcium
Vitamin D and Calcium: A Systematic Review of Health Outcomes.
Evidence Reports/Technology Assessments, No. 183.
Chung M, Balk EM, Brendel M, et al.

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