cohort trend

cohort trend

A change in the incidence of a particular condition among persons with a shared and continued temporal experience—e.g., year of birth, marriage, etc.
References in periodicals archive ?
For example, since we know that period effects and age effects (see below) are zero for children 13 and older, we can infer from figure 1 that there has been a sizeable cohort trend in girls' enrolment, which may have resulted in higher likelihood of later cohorts to be enrolled.
While there is no significant cohort trend for boys, there is a negative trend for girls.
The data reveal a general cohort trend that later-born cohorts expend more dollars and a larger budget share on FAFH, holding age and period effects constant.
However, in order to make projections of future retirement saving and its adequacy, it is critical to have an appreciation of the underlying cohort trends relating to employment, earnings, and saving in various forms; simply extrapolating current saving outcomes may not be appropriate.
Our approach is inspired by that of a similar analysis, which found that the proportion of births that occurred outside of marriage increased to a greater degree than the proportion of women who had a nonmarital birth (source: Hoffman SD and Foster EM, Nonmarital births and single mothers: cohort trends in the dynamics of nonmarital childbearing, History of the Family, 1997, 2(3):255-275).
Similar birth cohort trends in the age of initiation of illegal drug use have been observed in surveys in the USA (11) and Australia, (12) some of which used data collected across time rather than relying solely on retrospective reports.
I include a quadratic in age and use state-specific cohort trends to address concerns that region of birth interacted with cohort may not adequately control for state-specific factors that are smoothly changing over time.
The respondent data on marital, family, and career echoes the civilian cohort trends only for the last cohort.
To demonstrate how age group, period, and cohort membership influenced generalized social spending orientations, we present a simple tabular presentation of age, period, and cohort trends for the three spending domains (see Alwin 2003; Alwin and Scott 1996).
Although it is impossible to conjecture with any certainty about future levels of fertility, projections can be made based on past cross-sectional and cohort trends.
Rendall, 1995, Cohort Trends in the Lifetime Distribution of Female Family Headship in the United States, 1968-1985, Demography, 32(3):407-424.
Maori cohort trends are similar to non-Maori although the pattern for Maori women is for younger childbearing and a younger age at female sterilisation.