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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.

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Updates regarding government operating status and resumption of normal operations can be found at opm.gov.

baseline

(BAYS-line)

An initial measurement of a condition that is taken at an early time point and used for comparison over time to look for changes. For example, the size of a tumor will be measured before treatment (baseline) and then afterwards to see if the treatment had an effect.

baseline

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