The phrase "age of reference" is correct and usable in written English.
It can be used in contexts where you are specifying a particular time period or age that is being referred to in a discussion or analysis.
Example: "In the study of historical events, the age of reference is crucial for understanding the context of the findings."
Alternatives: "time period of interest" or "reference age".
Otherwise, in the second typology the age of reference is 40 years, because it is the threshold to gain access to rural development policies for generational change4.
First, for a given SLID observation the matching generates total consumption as a function of specified household characteristics (e.g., adjusted adult-equivalent after-tax income, size, age of reference person, province and size of region of residence) in both the SLID and the SHS.
Designers are in an age of reference fetish.
Underweight - Moderate and severe - below minus two standard deviations from median weight for age of reference population; severe - below minus three standard deviations from median weight for age of reference population.
Stunting - Moderate and severe - below minus two standard deviations from median height for age of reference population.
To estimate the risk for CRC, we first performed multivariate analyses based on unconditional logistic regression, adjusting for sex and age at date of reference (date of diagnosis for patients, and date of blood sample collection for controls).
The results show that the initial hydration age of the reference sample M1 under natural curing condition has a significant effect on its compressive strength development in seawater.
Implementations should nevertheless monitor the age of the reference and move the system back to an unsynchronized state if it exceeds a given threshold, based on the used clocks' specified drift.
The mean age of the reference group was 25 years (Additional file 2).
The median age of the reference animals was 13.7 years, the mean age 13.0 years and maximum age of 27 years.
SGA, a measure of IUGR, is defined as a specified birth weight below the 10th percentile for gestational age of a reference standard; appropriate for gestational age (AGA) and large for gestational age (LGA) are specified as birth weights between the 10th and 90th and greater than 90th percentiles, respectively, for gestational age of the same reference standard [ 8].
