0 ng/ml and age-specific reference range
as a cutoff for abnormal values.
Usefulness of age-specific reference range
of prostate-specific antigen for Japanese men older than 60 years in mass screening for prostate cancer.
Retrospective analysis of free/total prostate-specific analysis ratio, age-specific reference range
, and PSA density.
Age-specific reference ranges
for prostate specific antigen-total and free in patients with prostatitis symptoms and patients at risk.
Gestational age-specific reference ranges
from different laboratories misclassify pregnant women's thyroid status: Comparison of two longitudinal prospective cohort studies.
3 Age-specific reference ranges
are necessary for interpretation of TSH levels during the first 5 days of life.
Estimation of age-specific reference ranges
via smoother AVAS.
The authors concluded that age-specific reference ranges
for PSA, prostatic volume, and PSA density are needed.
15] To improve upon PSA sensitivity in younger men and increase specificity in older men, PSA age-specific reference ranges
have been used.
Enhancing the specificity of prostate-specific antigen (PSA): an overview of PSA density, velocity and age-specific reference ranges
Several approaches have been proposed and investigated to improve the diagnostic accuracy of PSA, including age-specific reference ranges
, PSA density, PSA velocity, neural network-derived indexes, and the molecular forms of PSA (4).
Because of the variations in the rate of bone growth in different age groups and possible ethnic differences, age-specific reference ranges
for bone formation markers must be established in a particular pediatric population.