age-cohort analysis
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cohort analysis — cohort, cohort analysis The term cohort originally referred to a Roman military unit, but it is now used to identify any group of people with a time specific common experience, such as graduating from school in the same year, or cohorts defined… … Dictionary of sociology
cohort analysis — ▪ demography method used in studies to describe an aggregate of individuals having in common a significant event in their life histories, such as year of birth (birth cohort) or year of marriage (marriage cohort). The concept of cohort is… … Universalium
cohort analysis — virtual population analysis (an algorithm for computing historical fishing mortality rates and stock sizes by age or length, based on data on catches, natural mortality, and certain assumptions about mortality for the last year and last age group … Dictionary of ichthyology
cohort analysis — A technique for estimating the magnitude of fishing mortality and the number of fish at each age in a stock … Fisheries — dictionary
cohort — cohort, cohort analysis The term cohort originally referred to a Roman military unit, but it is now used to identify any group of people with a time specific common experience, such as graduating from school in the same year, or cohorts defined… … Dictionary of sociology
virtual population analysis — A mathematical modelling technique used in stock assessment, whereby the number of fish in each cohort is estimated from numbers in the next oldest or next youngest age group, adjusted for the changes due to fishing and natural mortality; see… … Fisheries — dictionary
virtual population analysis — an algorithm for computing historical fishing mortality rates and stock sizes by age or length, based on data on catches, natural mortality, and certain assumptions about mortality for the last year and last age group. Essentially reconstructs… … Dictionary of ichthyology
Medical analysis of circumcision — Numerous medical studies have examined the effects of male circumcision with mixed opinions regarding the benefits and risks of the procedure. Opponents of circumcision say it is medically unnecessary, is unethical when performed on newborns, is… … Wikipedia
PAQUID cohort — The PAQUID (or Paquid) cohort is a group of 3,777 individuals aged 65 years or older who were studied from 1988 until present. Researchers chose the group from at least 91 different areas of southwestern France to study the effects of different… … Wikipedia
Virtual population analysis — (VPA) is a modeling technique commonly used in fisheries science for reconstructing historical fish numbers at age using information on death of individuals each year. This death is usually partitioned into catch by fisheries and natural… … Wikipedia
