Book

A Dictionary of Epidemiology

Edited by Miquel Porta

Published in print January 2008 | ISBN: 9780195314496
Published online January 2014 | e-ISBN: 9780199338931 | DOI: https://dx.doi.org/10.1093/acref/9780195314496.001.0001
A Dictionary of Epidemiology

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Age-Sex Register

Edited by Miquel Porta.

in A Dictionary of Epidemiology

January 2008; p ublished online January 2014 .

Reference Entry. Subjects: Epidemiology. 30 words.

A list of all clients or patients of a medical practice or service, classified by age (birthdate) and sex; it

Age-Specific Fertility Rate

Edited by Miquel Porta.

in A Dictionary of Epidemiology

January 2008; p ublished online January 2014 .

Reference Entry. Subjects: Epidemiology. 70 words.

The number of live births occurring during a specified period to women of a specified age group divided by the

Age-Specific Rate

Edited by Miquel Porta.

in A Dictionary of Epidemiology

January 2008; p ublished online January 2014 .

Reference Entry. Subjects: Epidemiology. 94 words.

A rate for a specified age group. The numerator and denominator refer to the same age group.

Example:Age -

Aggregate Surveillance

Edited by Miquel Porta.

in A Dictionary of Epidemiology

January 2008; p ublished online January 2014 .

Reference Entry. Subjects: Epidemiology. 44 words.

The surveillance of a disease or health event by collecting summary data on groups of cases (e.g., general practitioners taking

Aggregation Bias

Edited by Miquel Porta.

in A Dictionary of Epidemiology

January 2008; p ublished online January 2014 .

Reference Entry. Subjects: Epidemiology. 12 words.

Aggregative Fallacy

Edited by Miquel Porta.

in A Dictionary of Epidemiology

January 2008; p ublished online January 2014 .

Reference Entry. Subjects: Epidemiology. 33 words.

An erroneous application to individuals of a causal relationship observed at the group level. A type of ecological fallacy (sometimes

Aging Of The Population

Edited by Miquel Porta.

in A Dictionary of Epidemiology

January 2008; p ublished online January 2014 .

Reference Entry. Subjects: Epidemiology. 132 words.

An increase over time in the proportion of older persons in a defined population. It does not necessarily imply an

Airborne Infection

Edited by Miquel Porta.

in A Dictionary of Epidemiology

January 2008; p ublished online January 2014 .

Reference Entry. Subjects: Epidemiology. 42 words.

An infection whose agent is transmitted by particles, dust, or droplet nuclei suspended in the air. The infective agent may

Algorithm

Edited by Miquel Porta.

in A Dictionary of Epidemiology

January 2008; p ublished online January 2014 .

Reference Entry. Subjects: Epidemiology. 46 words.

Any systematic process that consists of an ordered sequence of steps with each step depending on the outcome of the

Algorithm, Clinical

Edited by Miquel Porta.

in A Dictionary of Epidemiology

January 2008; p ublished online January 2014 .

Reference Entry. Subjects: Epidemiology. 52 words.

An explicit description of steps to be taken in patient care in specified circumstances. This approach makes use of branching

Allele

Edited by Miquel Porta.

in A Dictionary of Epidemiology

January 2008; p ublished online January 2014 .

Reference Entry. Subjects: Epidemiology. 24 words.

Alternative forms of a gene occupying the same locus on a chromosome. Each of the different states found at a

Allocation Bias

Edited by Miquel Porta.

in A Dictionary of Epidemiology

January 2008; p ublished online January 2014 .

Reference Entry. Subjects: Epidemiology. 31 words.

An error in the estimate of an effect caused by failure to implement valid procedures for random allocation of subjects

Allocation Concealment

Edited by Miquel Porta.

in A Dictionary of Epidemiology

January 2008; p ublished online January 2014 .

Reference Entry. Subjects: Epidemiology. 56 words.

A method of generating a sequence that ensures random allocation between two or more arms of a study without revealing

Alma-Ata Declaration

Edited by Miquel Porta.

in A Dictionary of Epidemiology

January 2008; p ublished online January 2014 .

Reference Entry. Subjects: Epidemiology. 11 words.

Alpha Error

Edited by Miquel Porta.

in A Dictionary of Epidemiology

January 2008; p ublished online January 2014 .

Reference Entry. Subjects: Epidemiology. 6 words.

Ambient

Edited by Miquel Porta.

in A Dictionary of Epidemiology

January 2008; p ublished online January 2014 .

Reference Entry. Subjects: Epidemiology. 11 words.

Surrounding; pertaining to the environment in which events are observed.

Ames Test

Edited by Miquel Porta.

in A Dictionary of Epidemiology

January 2008; p ublished online January 2014 .

Reference Entry. Subjects: Epidemiology. 36 words.

A bioassay for mutagenesis, using bacteria as target, to detect and screen for potentially carcinogenic compounds. Developed from the early

Analysis Of Variance

Edited by Miquel Porta.

in A Dictionary of Epidemiology

January 2008; p ublished online January 2014 .

Reference Entry. Subjects: Epidemiology. 63 words.

A statistical technique that isolates and assesses the contribution of categorical independent variables to the variance of the mean of

Analytical Study

Edited by Miquel Porta.

in A Dictionary of Epidemiology

January 2008; p ublished online January 2014 .

Reference Entry. Subjects: Epidemiology. 132 words.

A study designed to examine putative or hypothesized causal relationships; hence, most such studies can be conceptualized as etiological studies

Anecdotal Evidence

Edited by Miquel Porta.

in A Dictionary of Epidemiology

January 2008; p ublished online January 2014 .

Reference Entry. Subjects: Epidemiology. 60 words.

Evidence derived from descriptions of cases or events rather than systematically collected data that can be submitted to formal epidemiological