Results 21 to 30 of about 7,536,002 (274)

The Evidence for an Obesity Paradox in Type 2 Diabetes Mellitus [PDF]

Diabetes & Metabolism Journal, 2018
Although overweight/obesity is a major risk factor for the development of type 2 diabetes mellitus, there is increasing evidence that overweight or obese patients with type 2 diabetes mellitus experience lower mortality compared with patients of normal ...
Seung Jin Han, Edward J. Boyko
doaj   +1 more source

Comorbidity and confounding factors in attention-deficit/hyperactivity disorder and sleep disorders in children [PDF]

, 2011
Ya-Wen Jan1,2, Chien-Ming Yang1,3, Yu-Shu Huang4,51Department of Psychology, National Cheng-Chi University, Taipei; 2Sleep Center of Taipei Medical University Hospital, Taipei; 3The Research Center for Mind Brain and Learning, National Cheng-Chi ...
Yu-Shu Huang, null Yang, Yang CM, Jan YW, null Jan, Huang YS   +5 more
core   +1 more source

Obesity and overweight in relation to disease-specific mortality in men with and without existing coronary heart disease in London: the original Whitehall study [PDF]

, 2005
Objective: To examine the relations between obesity or overweight and coronary heart disease (CHD) mortality in men with and without prevalent CHD in a prospective cohort study.Methods: In the Whitehall study of London-based male government employees ...
Marmot, MG, Batty, GD, Jarrett, RJ, Barry, GD, Breeze, E, Smith, GD, Davey Smith, G, Shipley, MJ   +7 more
core   +1 more source

Back and neck pain and poor sleep quality in adolescents are associated even after controlling for confounding factors: An epidemiological study.

Sleep science (Sao Paulo, Brazil), 2020
Back pain and poor sleep quality are public health issues. Relating to adolescents particularly, the way in which this relationship can occur is still unclear. The aim of this study was to investigate whether low back and neck pain are associated with sleep quality among adolescents.In total, 1011 randomly selected adolescents participated in this ...
Scarabottolo, Catarina Covolo, Pinto, Rafael Zambelli, Oliveira, Crystian Bitencourt, Tebar, William Rodrigues, Saraiva, Bruna Thamyres Ciccotti, Morelhão, Priscila Kalil, Dragueta, Leandro Delfino, Druzian, Gustavo Santos, Christofaro, Diego Giulliano Destro   +8 more
openaire   +5 more sources

To Adjust or Not to Adjust? Sensitivity Analysis of M-Bias and Butterfly-Bias

Journal of Causal Inference, 2015
“M-Bias,” as it is called in the epidemiologic literature, is the bias introduced by conditioning on a pretreatment covariate due to a particular “M-Structure” between two latent factors, an observed treatment, an outcome, and a “collider.” This ...
Ding Peng, Miratrix Luke W.
doaj   +1 more source

Actinic skin damage and mortality--the First National Health and Nutrition Examination Survey Epidemiologic Follow-up Study. [PDF]

PLoS ONE, 2011
BACKGROUND: Exposure to sunlight may decrease the risk of several diseases through the synthesis of vitamin D, whereas solar radiation is the main cause of some skin and eye diseases.
Wei He, Fei Zhu, Xiaoguang Ma, Xinyu Zhao, Min Zheng, Zhao Chen, Steven B Heymsfield, Shankuan Zhu   +7 more
doaj   +1 more source

Confounding [PDF]

, 1987
The magnitude of confounding is examined in nine case studies of two "weak" relationships: between artificial sweeteners and bladder cancer, and between oral contraceptives and cervical dysplasia.
Stellman, Steven D.
core   +1 more source

Sex and bacterial infectious diseases

New Microbes and New Infections, 2018
Most infectious diseases are unequally distributed between male and female subjects. This sex dimorphism is confirmed by epidemiologic studies which suggest an increased number of male septic patients, while, due to the class age of septic patients, an ...
J.-L. Mege, F. Bretelle, M. Leone
doaj   +1 more source

The Adjustment Effects of Confounding Factors on Radiation Risk Estimates: Findings from A Japanese Epidemiological Study on Low-Dose Radiation Effects (J-EPISODE)

Journal of Molecular and Genetic Medicine, 2017
Purpose: To investigate the degree of any decreasing effects for excess relative risk (ERR) of radiation exposure caused by adjusting for smoking and years of education. Methods: In this cohort study, we assembled a cohort of 41,742 males who responded to a lifestyle questionnaire survey performed in 2003, were registered in the Radiation Dose ...
Kudo S, Ishida J, Yoshimoto K, Ohshima S, Furuta H, Kasagi F   +5 more
openaire   +1 more source

On Some Nonparametric Tests For Partially Observed Correlated Data: Proposing New Tests [PDF]

Journal of Statistical Theory and Applications (JSTA), 2015
Correlated or matched data is frequently collected under many study designs in applied sciences such as the social, behavioral, economic, biological, medical, epidemiologic, health, public health, and drug developmental sciences in order to have more ...
Hani M. Samawi, Lili Yu, Robert Vogel
doaj   +1 more source