The phrase "age frequency" is correct and usable in written English.
It can be used in contexts such as statistics, demographics, or research where the distribution of ages within a certain population is being analyzed.
Example: "The study examined the age frequency of participants to understand the demographic trends in the community."
Alternatives: "age distribution" or "age prevalence".
They were also told that the credits they had at the end of the game would be worth real money and that their partners would have no ability to interfere with the outcome.A week before the game was run, participants were asked their ethnic backgrounds, sex, age, frequency of attendance at religious services and socioeconomic status.
The difference between the theoretical age frequency and observed age frequency provided a time series of residuals (Szeicz and Macdonald, 1995).
Variation by gender, age, frequency of use, main drug used and city was explored.
So the age frequency data for seedlings and saplings were smoothed using the following function (a method similar to the one of Daniels and Veblen, 2004): x t = 0.20 f t + 0.15 f t + 1 + 0.20 f t + 2 + 0.45 f t + 3 (2)where x is the smoothed age frequency, f is the original age frequency, and t is the year of seedling recruitment.
Figure 6 Age frequency distribution patterns (10-year intervals) of A. faxoniana at the treelines on the northwestern (a) and southeastern (b) aspects in the Wanglang Nature Reserve.
Recent approaches either focus on the display of age frequency distributions that ignore the standard errors or on radial plots, that support comparisons between estimates allowing for their differing precisions, but without giving an explicit picture of the age frequency distribution.
Delaware drivers license and Health Care Finance Administration records were used to select age frequency-matched controls for women <65 and ≥ 65, respectively.
Between March 2000 and January 2001, we conducted a pilot case control study on 21 SCC cases (mean age: 33.5, range 23 49) and 22 age frequency-matched control patients with benign conjunctival lesions (mean age 33.8, range 14 55) in New Mulago Eye Department, Kampala, Uganda, where SCC has become the most common ocular malignancy.
Because the ratio of male to female TB patients was about 2.5:1 in Hunan [ 31], the healthy controls were selected from permanent residents in Xin'ansi Community by a gender-age frequency matching method.
Included in the study were 1,129 cases and 1,229 age-frequency-matched population controls.
The MnSOD Val-9Ala polymorphism was examined in 1125 breast cancer cases and 1197 age-frequency-matched control individual.
