Sentence examples for base fertility value for from inspiring English sources

If the base fertility value for the jth age group is f j, then the Sykes transformed fertility value, F j, is {F}_j={f}_j;exp left 5 rjright) (1 where the time interval is 5 years and r is the intrinsic annual rate of natural increase associated with the F j. Index j reflects the sequence of the 5-year age groups, with j = 1 for ages 0 4, j = 2 for ages 5 9, and so on.

A base fertility pattern, roughly following patterns in the USA during the late 20th century, was created for each mean age of fertility, and those patterns are shown in Appendix Table 4.

In each base pattern, the sum of the fertility values is one.

It is shown that the benefit obtained selecting replacement ewes by prepubertal AMH would be higher for intermediate than for either high or low flock fertility values.

To facilitate the analytical model, the base age-specific fertility rates were adjusted to the desired NRR by a Sykes transformation (Sykes 1973), an approach that was also employed to adjust fertility values in the Coale and Trussell (1974) model fertility schedules.

c) Cumulated fertility schedule for a period φ(i): φ i = ∑ k = 0 i f k d) Average parity equivalents for a period (F i)): F i) are computed by interpolation using the period fertility rates f(i) and the cumulated fertility values φ(i).

"Likely first domesticated in ancient Egypt, cats were revered for their fertility and valued for their ability to protect homes and granaries from vermin," the museum says.

Factors with a positive predictive value for fertility include mosaicism, normal FSH and anti-Müllerian hormone levels, and spontaneous menarche and puberty (Borgstrom et al., 2009).

It was emphasized that no fertility data were better than an imprecise average value for a given male or a conclusion based on an inadequate research study or incomplete report of what was done.

They are generally opposed to contraception, have high value for family life, high fertility rates and young age at first birth [ 31].

Modern Fertility is selling home fertility tests for women to provide transparency at a fraction of the cost of traditional fertility clinics.