chronologic age

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Related to chronologic age: mental age, biological age


1. the duration, or the measure of time of the existence of a person or object.
2. to undergo change as a result of passage of time.
achievement age a measure of achievement expressed in terms of the chronologic age of a normal child showing the same degree of attainment.
chronologic age the actual measure of time elapsed since a person's birth.
developmental age
1. age estimated from the degree of anatomical development.
2. in psychology, the age of an individual determined by degree of emotional, mental, anatomical, and physiological maturation.
gestational age see gestational age.
mental age the age level of mental ability of a person as gauged by standard intelligence tests.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

chro·no·log·ic age (CA),

age expressed in years and months; used as a comparative measure for evaluating a child's mental age in computing the Stanford-Binet intelligence quotient or for evaluating a child's physical, emotional, or physical age.
Farlex Partner Medical Dictionary © Farlex 2012

chro·no·log·ic age

(CA) (kron'ŏ-loj'ik āj)
Age expressed in years and months; used as a measurement against which to evaluate a child's mental age in computing the Stanford-Binet intelligence quotient.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

chro·no·log·ic age

(CA) (kron'ŏ-loj'ik āj)
Age expressed in years and months from date of birth.
Medical Dictionary for the Dental Professions © Farlex 2012
References in periodicals archive ?
Variables used in the vertebral bone age formula Independent variables Regression Standard error Variance inflation coefficients factor Intercept 0.9817 Chronologic age 0.7696 0.0464 1.9955 C3_H 0.01028 0.2166 7.1131 C4_H 0.4685 0.2246 7.2094 Ridge regression coefficient section for k=0.005000.
Cozza, "The diagnostic performance of chronologic age in the assessment of skeletal maturity," Progress in Orthodontics, vol.
That implies these features are fully accounted for by chronologic age and conventional cardiovascular risk factors.
The University of Cincinnati Table 1 Descriptive Statistics for Chronologic Age, Developmental Age, Ethnicity, and Etiology Children With Children Without Mental Retardation Mental Retardation Mean SD Mean SD Chronologic Age 52.35 14.01 27.76 11.37 Cognitive Developmental Age 28.76 11.43 29.41 13.72 Receptive Developmental Age 28.18 12.73 28.88 10.10 Expressive Developmental Age 23.47 10.01 30.76 12.53 Sex: White Black White Black Male 7 3 9 1 Female 5 2 6 1 Etiology: Male Female Male Female Down Syndrome 5 5 -- -- Fragile X Syndrome 1 -- -- -- General Developmental Delay 4 2 -- -- Note.
Again, such degradation need not necessarily covary with chronologic age, and some tendencies are reversible with training or activity, the control of diet, and medication.
However, chronologic age by itself does not correspond closely with poor sleep.
It occurred to me, at that moment, that there are certain times when maturity cannot be measured by chronologic age alone.
Children were defined as developmentally delayed if the difference between their developmental age and chronologic age was greater than half a month.
Dental eruption sequence was recorded and used as a proxy measure of chronologic age. Macaques were observed and allowed to recover from anesthesia in a quiet area before being released.
Prior radiation or chronologic age should not be considered an absolute contraindication for continent diversion, but time for recovery and achieving urinary continence is longer than for younger patients (Studer & Zingg, 1997).