Results 21 to 30 of about 2,471,157 (341)

Status of dental caries and associated factors in Tibetan adults: findings from the fourth China National Oral Health Survey

open access: yesBMC Oral Health, 2020
Background Tibet, a region where average elevation is above 3500 m and socio-economic development is relatively lower, was not included in National Oral Health Survey over decades.
Lingxia Guan   +9 more
doaj   +1 more source

RESEARCH METHODOLOGY SERIES Study design: the soul of the recipe for clinical research

open access: yesIndian Journal of Kidney Diseases, 2022
A good research study begins with a good hypothesis. From the hypothesis arise the objectives of the study. The study design is the instrument to carry out the objective in the best possible manner.
Nivedita Kamath   +2 more
doaj   +1 more source

A Retrospective Study of the Efficacy of Albendazole and Diethylcarbamazine for the Treatment of Human Toxocariasis

open access: yesPathogens, 2022
In the Department of Parasitology and Mycology of Toulouse University Hospitals, patients presenting with common/covert toxocariasis were treated either with albendazole (39 cases) or with diethylcarbamazine (32 cases).
Jean-François Magnaval   +2 more
doaj   +1 more source

Isolated gestational proteinuria preceding the diagnosis of preeclampsia : an observational study [PDF]

open access: yes, 2016
Introduction. Some pregnant women develop significant proteinuria in the absence of hypertension. However, clinical significance of isolated gestational proteinuria (IGP) is not well understood.
Baba, Yosuke   +23 more
core   +1 more source

Overview of clinical study designs [PDF]

open access: yesClinical and Experimental Emergency Medicine
The goal of a clinical study is to determine the factors associated with a disease and to assess the efficacy and safety of an investigational drug, procedure, or device. Since clinical study designs vary due to unique requirements of individual studies,
Seonwoo Kim
doaj   +1 more source

Nested and multipart prospective observational studies, flaming fiasco or efficiently economical?: The Brain, Bone, Heart case study

open access: yesBMC Medical Research Methodology, 2022
Background Collecting new data from cross-sectional/survey and cohort observational study designs can be expensive and time-consuming. Nested (hierarchically cocooned within an existing parent study) and/or Multipart (≥ 2 integrally interlinked projects)
C. Christina Mehta   +4 more
doaj   +1 more source

The Revised Trauma Score: A Better Early Predictor for Survival of Head Trauma Patients than the Glasgow Coma Scale-Age-Pressure Score [PDF]

open access: yesJournal of Acute Care Surgery
Purpose Trauma is a common cause of death worldwide and head injury is the most common form of trauma presented at the Emergency Department. Physiological scores are better for predicting outcome than anatomical scores.
Richa Patel   +3 more
doaj   +1 more source

Observational cosmology using characteristic numerical relativity

open access: yes, 2010
The characteristic formalism in numerical relativity, which has been developed to study gravitational waves, and the observer metric approach in observational cosmology both make use of coordinate systems based on null cones.
Bishop, N. T., van der Walt, P. J.
core   +1 more source

Effect of exposure to natural environment on health inequalities: an observational population study [PDF]

open access: yes, 2008
<b>Background:</b> Studies have shown that exposure to the natural environment, or so-called green space, has an independent effect on health and health-related behaviours.
Bibby   +43 more
core   +1 more source

Sickle Cell Disease Is an Inherent Risk for Asthma in a Sibling Comparison Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction Sickle cell disease (SCD) and asthma share a complex relationship. Although estimates vary, asthma prevalence in children with SCD is believed to be comparable to or higher than the general population. Determining whether SCD confers an increased risk for asthma remains challenging due to overlapping symptoms and the ...
Suhei C. Zuleta De Bernardis   +9 more
wiley   +1 more source

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