نتایج جستجو برای: lambda mu sigma method percentile curves

تعداد نتایج: 1772159  

2017
See Ling Loy Yin Bun Cheung Marielle Valerie Fortier Chiou Li Ong Heng Hao Tan Sadhana Nadarajah Jerry Kok Yen Chan Veronique Viardot-Foucault

BACKGROUND Antral follicle count (AFC) and anti-Mullerian hormone (AMH) are known as the most reliable markers of a woman's ovarian reserve and are related to age. There is currently no specific local age-related centile charts for AFC and AMH. Therefore, we aim to examine the relationship between AFC and AMH with age and construct age-related nomograms among a subfertile Asian population. ME...

Journal: :Circulation. Cardiovascular imaging 2010
Samir Sarikouch Brigitte Peters Matthias Gutberlet Birte Leismann Andrea Kelter-Kloepping Hermann Koerperich Titus Kuehne Philipp Beerbaum

BACKGROUND Cardiac MRI is important in the treatment of children with congenital heart disease, but sufficient normative data are lacking. For ventricular volumes and mass, we sought to deliver reference centiles and to investigate sex effects. METHODS AND RESULTS We included 114 healthy children and adolescents, uniformly distributed spanning an age range of 4 to 20 years, as required by the...

2017
Zeyu Xiao Bin Guo Jian Gong Yongjin Tang Jingjie Shang Yong Cheng Hao Xu

PURPOSE The aims of the study were to develop sex- and age-specific percentiles for lean mass index (LMI), appendicular LMI (aLMI), fat mass index (FMI), and body fat distribution indices in Chinese adults using dual-energy X-ray absorptiometry (DXA), and to compare those indices with those of other ethnicities using the US NHANES data. METHODS Whole-body and regional lean mass and fat mass (...

Journal: :Physical review. E, Statistical, nonlinear, and soft matter physics 2006
B Castaing

It is argued that the method used by Cleve et al. [Phys. Rev. E 69, 066316 (2004)], to determine the intermittency exponent mu is biased at moderate Reynolds numbers R lambda. Thus, the claimed dependence of mu upon (R lambda) is questionable. Other determinations give a constant value for mu.

Journal: :Allergology international : official journal of the Japanese Society of Allergology 2014
Satomi Hagiwara Hiroyuki Mochizuki Reiko Muramatsu Harumi Koyama Hisako Yagi Yutaka Nishida Tohru Kobayashi Naoko Sakamoto Takumi Takizawa Hirokazu Arakawa

BACKGROUND The forced oscillation technique (FOT) is useful for studying pulmonary function in children, as well as in school children with asthma. However, the standard values for respiratory resistance (Rrs) in Asian school children remain unknown. We evaluated the standard Rrs using a type of FOT, impulse oscillometry (IOS), in healthy Japanese children at elementary and junior high schools....

Journal: :Applied optics 1997
S J Matcher M Cope D T Delpy

We present in vivo values for the optical transport coefficients (mu(a), mu(s)?) of the adult human forearm, calf, and head from 760 to 900 nm measured with time-resolved spectroscopy. The accuracy of the method is tested with tissue-simulating phantoms. We obtain mu(s)?(lambda) approximately 1.1 - (5.1 x 10(-4) lambda) mm(-1) (forearm), 1.6 - (8.9 x 10(-4) lambda) mm(-1) (calf), and 1.45 - (6....

Journal: :Journal of microbiological methods 2001
P Dalgaard K Koutsoumanis

Maximum specific growth rate (mu(max)) and lag time (lambda) were estimated from viable count and absorbance data and compared for different microorganisms, incubation systems and growth conditions. Data from 176 growth curves and 120 absorbance detection times of serially diluted cultures were evaluated using different mathematical growth models. Accurate estimates of mu(max) and lambda were o...

2018
Bum Seak Jo Jun Pyo Myong Chin Kook Rhee Hyoung Kyu Yoon Jung Wan Koo Hyoung Ryoul Kim

BACKGROUND The present study aimed to update the prediction equations for spirometry and their lower limits of normal (LLN) by using the lambda, mu, sigma (LMS) method and to compare the outcomes with the values of previous spirometric reference equations. METHODS Spirometric data of 10,249 healthy non-smokers (8,776 females) were extracted from the fourth and fifth versions of the Korea Nati...

Journal: :Bio Systems 2005
Tuckwell Henry C

We consider a standard Hodgkin-Huxley model neuron with a Gaussian white noise input current with drift parameter mu and variance parameter sigma(2). Partial differential equations of second order are obtained for the first two moments of the time taken to spike from (any) initial state, as functions of the initial values. The analytical theory for a 2-component (V,m) approximation is also cons...

Journal: :Journal of the European Mathematical Society 2021

In this paper, we considerably extend the results on global existence of entropy-weak solutions to compressible Navier–Stokes system with density dependent viscosities obtained, independently (using different strategies) by Vasseur–Yu \[Invent. Math. 206 (2016) and arXiv:1501.06803 (2015)] Li–Xin \[arXiv:1504.06826 (2015)]. More precisely, are able consider a physical symmetric viscous stress t...

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