Related Experiment Video

Updated: Jan 22, 2026

Detection of Polyfunctional T Cells in Children Vaccinated with Japanese Encephalitis Vaccine via the Flow Cytometry Technique
09:37

Detection of Polyfunctional T Cells in Children Vaccinated with Japanese Encephalitis Vaccine via the Flow Cytometry Technique

Published on: September 23, 2022

2.2K

National anthropometric reference values and growth curves for Japanese children: history and critical review

Mikako Inokuchi1,2, Nobutake Matsuo2,3,4, John I Takayama5

  • 1Health Center, Keio University , Tokyo , Japan.

Annals of Human Biology
|July 2, 2019
PubMed

Insights

National growth data for Japanese children is crucial but underutilized. Current growth references have limitations, hindering accurate child health assessments and requiring culturally specific measures.

Area of Science:

  • Pediatrics
  • Public Health
  • Anthropometry

Background:

  • Child health statistics are vital for assessing well-being.
  • Nationally representative growth data is essential for accurate child health assessments.
  • The importance of such data for Japanese children is not fully recognized.

Observation:

  • Five governmental organizations in Japan conduct child health and growth surveys.
  • This review examines national anthropometric studies reported in English.
  • Focus is on understanding Japanese child growth assessment policies and issues.

Findings:

  • Japan has developed various growth reference curves since the early 1980s.
  • Limitations include incomplete data for infants and young adults.
  • Socio-economic factors are poorly described, and weight-for-height is used instead of BMI.

Implications:

  • Current Japanese child health statistics rely on measures unique to the Japanese population.
  • There is a need for improved, internationally comparable growth references.
  • Clinical use of national growth reference values and curves requires critical evaluation.

Keywords:
National surveybody proportiongrowth referenceobesitytrend

More Related Videos

How to Administer Near-Infrared Spectroscopy in Critically ill Neonates, Infants, and Children07:27

How to Administer Near-Infrared Spectroscopy in Critically ill Neonates, Infants, and Children

Published on: August 19, 2020

12.4K
Standardization of Transfer across Labs between Flow Cytometers for Detection of Lymphocytes in Japanese Encephalitis Vaccinated Children06:22

Standardization of Transfer across Labs between Flow Cytometers for Detection of Lymphocytes in Japanese Encephalitis Vaccinated Children

Published on: February 10, 2023

1.3K

Related Concept Videos

Critical Values01:31

Critical Values

A critical value is a definite value obtained from a particular probability distribution at a predecided confidence level (or a predecided significance level) for a given population parameter. The critical value provides demarcation that separates the sample statistics that are likely to occur from the ones that are unlikely to occur based on the given probability distribution and the population parameter to be estimated. The critical value for normal distribution is obtained from the z...
10.2K
Critical Region, Critical Values and Significance Level01:16

Critical Region, Critical Values and Significance Level

The critical region, critical value, and significance level are interdependent concepts crucial in hypothesis testing.
In hypothesis testing, a sample statistic is converted to a test statistic using z, t, or chi-square distribution. A critical region is an area under the curve in  probability distributions demarcated by the critical value. When the test statistic falls in this region, it suggests that the null hypothesis must be rejected. As this region contains all those values of the...
13.2K
Finding Critical Values for Chi-Square01:18

Finding Critical Values for Chi-Square

Consider a curve representing sample data drawn randomly from a normally distributed population. One must construct confidence intervals to estimate or to test a claim regarding the population standard deviation. For example, a 95% confidence interval covers 95% of the area under the curve, and the remaining 5% is equally distributed on either side of the curve. To achieve such confidence intervals, one must determine the critical values. The critical values are simply the values separating the...
4.3K
Bacterial Growth Curve01:28

Bacterial Growth Curve

The bacterial growth curve is a fundamental concept in microbiology that describes the dynamics of bacterial population growth in a closed system with controlled environmental conditions, such as temperature and nutrient availability. This curve is divided into four distinct phases: lag, log (exponential), stationary, and death phases, each reflecting a unique stage of bacterial adaptation and growth. During the lag phase, bacteria acclimate to their surroundings by synthesizing essential...
2.3K
What is Evolutionary History?02:35

What is Evolutionary History?

Scientists record evolutionary history by analyzing fossil, morphological, and genetic data. The fossil record documents the history of life on Earth and provides evidence for evolution. However, both fossil and living organisms offer evidence that outlines Earth’s evolutionary history.
43.0K
Biodiversity and Human Values01:24

Biodiversity and Human Values

Human civilization relies on biodiversity in many ways. Sudden changes in species biodiversity result in environmental changes that can modify weather patterns and therefore human civilizations.
16.4K