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Because of a lapse in government funding, the information on this website may not be up to date, transactions submitted via the website may not be processed, and the agency may not be able to respond to inquiries until appropriations are enacted. The NIH Clinical Center (the research hospital of NIH) is open. For more details about its operating status, please visit  cc.nih.gov. Updates regarding government operating status and resumption of normal operations can be found at OPM.gov.

Mayo Lung Project (MAYO) Datasets

The following MAYO dataset(s) are available for delivery on CDAS. For each dataset, a Data Dictionary that describes the data is publicly available. In order to obtain the actual data in SAS or CSV format, you must begin a data-only request. Data will be delivered once the project is approved and data transfer agreements are completed.


Datasets and Data Dictionaries

Files Description
Data Dictionary
(PDF - 152.6 KB)
1. The Basic dataset contains participant demographics, trial data, and cancer details.
Data Dictionary
(PDF - 62.3 KB)
2. The Cancer Progression dataset contains cancer progressions information.
Data Dictionary
(PDF - 90.5 KB)
3. The Clinical dataset contains clinical assessment information and results.
Data Dictionary
(PDF - 55.8 KB)
4. The Cytology dataset contains cytology specimen information and results.
Data Dictionary
(PDF - 92.8 KB)
5. The Death dataset contains participant death information.
Data Dictionary
(PDF - 62.2 KB)
6. The Follow Up dataset contains participant follow-up dates and other information.
Data Dictionary
(PDF - 56.0 KB)
7. The Participant Status dataset contains participant status information.
Data Dictionary
(PDF - 48.4 KB)
8. The Questionnaire datasets contains the answers to the regularly given questionnaire regarding smoking, health changes, and hospital visits.
Data Dictionary
(PDF - 46.4 KB)
9. The Special Questionnaire dataset contains the answers to the special questionnaire about smoking, xrays, and last doctors visits.
Data Dictionary
(PDF - 71.1 KB)
10. The Tumor dataset contains tumor assessment and other related information.
Data Dictionary
(PDF - 81.7 KB)
11. The Xray dataset contains x-ray and outcome data.
Data Dictionary
(PDF - 84.3 KB)
12. The Name dataset contains trial demographic, screening, cancer, death, and follow-up variables.