Chapter 23 Types of Epidemiological StudyEpidemiology, Introduction
OBJECTIVE: To determine the frequency and the main methodological characteristics of the epidemiological designs used in the research studies published in the journal Atencion Primaria between 1984 and 1990. DESIGN: A descriptive study. MATERIAL: Included are all the articles presenting data produced by...
Suggestive patterns worthy of further exploration have been found. Standardised definitions of types of underemployment and health related outcomes, more potent epidemiological designs and the inclusion of socioeconomic information (for example, social security systems, incapacity benefit schemes) at the ...
The purpose of descriptive statistics is to present a mass of data in a more understandable form. We may summarize the data in numbers as (a) some form of average or in some cases a proportion, (b) some measure of variability or spread, and (c) quantities such as quartiles orpercentile...
DS-PGS were derived using the results of a recent genome-wide association study. Plasma C-reactive protein (CRP) was measured at wave 6 (2012/13). Depressive symptoms were assessed at wave 8 (2016/17), using the eight-item version of the Centre for Epidemiological Studies Depression Scale....
found that the carrying rate of α-thalassemia gene was 15.5% [2], while Xu found that the carrying rate of α-thalassemia gene in this area was 8.53% when screening 13,397 samples in 5 regions of Guangdong Province. [3] On the other hand an epidemiological survey shows that the ...
Although a few instances of multiple sclerosis (MS) have been noted in Mongolia, no broader epidemiological study of the disease has been conducted. First-time research in Mongolia explored the features of multiple sclerosis (MS), examining the connection between MS-related indicators and the ...
Comparison of the genotyping assays showed that they correspond well regarding the high-risk HPV types but less well for low-risk HPV types. This epidemiological study shows that high-risk HPV infection is common in young women in Germany. According to our data, vaccination of young women could...
Current literature only presents dose curves representing the associations between stress recovery and tree coverage, and does not explore how this fluctuates for different types of green infrastructure. Using an image-based randomised control trial with 401 participants, this study assesses the impact ...
Present study The present study represents one of the first empirical analyses of the characteristics defining adolescent social casino gamers. It is also one of the first studies to examine the factors associated with social casino gaming across different types of SCGs: poker, slots, and SCGs host...