baseline

baseline /base·line/ (bās´līn) a value representing a normal background level or an initial level of a measurable quantity and used for comparison with values representing response to an environmental stimulus or intervention.

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Baseline

A return to an original state.

Mentioned in: Sedation

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baseline

[bās′līn]

Etymology: Gk, basis + L, linea

1 a known value or quantity with which an unknown is compared when measured or assessed (e.g., baseline vital signs).

2 the patient�s initial information at diagnosis or assessment against which later tests will be compared.

3 (in radiology) any of several basic anatomic planes or locations used for positioning purposes. They include the orbitomeatal, infraorbitomeatal, acanthomeatal, and glabellomeatal lines.

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baseline,

n the horizontal axis on a graph drawn by the pen recorder.

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baseline,

n a reference point used to indicate the initial condition against which future measurements are compared.

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baseline

a known value or quantity used to measure or assess an unknown, as a baseline urine sample.

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baseline data

a set of data collected at the beginning of a study or before intervention has occurred.