Results 91 to 100 of about 6,018,721 (240)

Life expectancy: Lower and upper bounds from surviving fractions and remaining life expectancy

open access: yesDemographic Research, 2011
We give simple upper and lower bounds on life expectancy. In a life-table population, if e(0) is the life expectancy at birth, M is the median length of life, and e(M) is the expected remaining life at age M, then (M+e(M))/2≤e(0)≤M+e ...
Joel E. Cohen
doaj  

Longevity and life expectancy [PDF]

open access: yesTechnological Forecasting and Social Change, 1997
"In this article the evolution of life expectancy is examined historically for various European nations at various ages, and according to sex. Appropriate logistic equations describe the facts and extrapolate into the future giving the doctor an indication of what is still to be accomplished and the demographer the tools with which to evaluate the ...
openaire   +4 more sources

Potential gains in life expectancy by attaining daily ambient fine particulate matter pollution standards in mainland China: A modeling study based on nationwide data

open access: yesPLoS Medicine, 2020
Background Ambient fine particulate matter pollution (PM2.5) is one leading cause of disease burden, but no study has quantified the association between daily PM2.5 exposure and life expectancy.
J. Qi   +7 more
semanticscholar   +1 more source

miRNA‐29 regulates epidermal and mesenchymal functions in skin repair

open access: yesFEBS Letters, EarlyView.
miRNA‐29 inhibits cell‐to‐cell and cell‐to‐matrix adhesion by silencing mRNA targets. Adhesion is controlled by complex interactions between many types of molecules coded by mRNAs. This is crucial for keeping together the layers of the skin and for regenerating the skin after wounding.
Lalitha Thiagarajan   +10 more
wiley   +1 more source

Life expectancy

open access: yes, 2018
IPT Lumens: 2,280 Utilizing 6 LEDs IPT Wattage/Amps: 21W / 1.52A Dimensions: 8" Diameter/ 3.25" Depth Weight: 6.5lbs LED Life Expectancy: 49,930 Hours Front Lens: Hardcoated Polycarbonate Housing: Hard Anodized Machined Aluminum Bezel: Billet Machined ...

semanticscholar   +1 more source

Spot‐14 and its paralog Spot‐14R regulate expression of metabolic and thermogenic pathway genes in murine brown and beige adipocytes

open access: yesFEBS Letters, EarlyView.
Spot‐14 and Spot‐14R play distinct roles in regulating metabolism in brown and beige adipocytes. While both influence lipid and glucose pathways, Spot‐14 uniquely controls thermogenic gene expression. This dual regulation balances energy storage and heat production, highlighting potential therapeutic targets for obesity and metabolic disorders. Spot 14
Lidia Itzel Castro‐Rodríguez   +3 more
wiley   +1 more source

Bayesian Projection of Life Expectancy Accounting for the HIV/AIDS Epidemic [PDF]

open access: yesarXiv, 2016
While probabilistic projection methods for projecting life expectancy exist, few account for covariates related to life expectancy. Generalized HIV/AIDS epidemics have a large, immediate negative impact on the life expectancy in a country, but this impact can be mitigated by widespread use of antiretroviral therapy (ART).
arxiv  

Evaluation of transplant benefits with the U.S. Scientific Registry of Transplant Recipients by semiparametric regression of mean residual life [PDF]

open access: yesarXiv, 2023
Kidney transplantation is the most effective renal replacement therapy for end stage renal disease patients. With the severe shortage of kidney supplies and for the clinical effectiveness of transplantation, patient's life expectancy post transplantation is used to prioritize patients for transplantation; however, severe comorbidity conditions and old ...
arxiv  

Impact of musculoskeletal disorders on healthy life expectancy in Japan

open access: yesBMC Musculoskeletal Disorders, 2021
Background Musculoskeletal disorders are a key cause of morbidity in elderly people. How musculoskeletal disorders relate to healthy life expectancy remain elusive.
Yoshihiro Ritsuno   +8 more
doaj   +1 more source

Determinants of life expectancy in most polluted countries: Exploring the effect of environmental degradation

open access: yesPLoS ONE, 2020
Background Better understanding of the determinants of national life expectancy is crucial for economic development, as a healthy nation is a prerequisite for a wealthy nation. Many socioeconomic, nutritional, lifestyle, genetic and environmental factors
M. Rahman, R. Rana, R. Khanam
semanticscholar   +1 more source

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