Environmental risk factors and Crohn's disease: a population-based, case-control study in Spain

2001 ◽  
Vol 33 (9) ◽  
pp. 762-767 ◽  
Author(s):  
B. Sicilia ◽  
C. López Miguel ◽  
F. Arribas ◽  
J. Lopez Zaborras ◽  
E. Sierra ◽  
...  
2015 ◽  
Vol 44 (3) ◽  
pp. 173-181 ◽  
Author(s):  
Sandra Magalhaes ◽  
Maura Pugliatti ◽  
Ilaria Casetta ◽  
Jelena Drulovic ◽  
Enrico Granieri ◽  
...  

Background: Multiple sclerosis (MS) is a chronic disease of the central nervous system, often resulting in significant neurological disability. The causes of MS are not known; however, the incidence of MS is increasing, thereby suggesting that changes in lifestyle and/or environmental factors may be responsible. On this background, the Environmental Risk Factors in MS Study or EnvIMS study was designed to further explore the etiology of MS. The design and methodology are described, providing details to enable investigators to (i) use our experiences to design their own studies; (ii) take advantage of, and build on the methodological work completed for, the EnvIMS study; (iii) become aware of this data source that is available for use by the research community. Methods: EnvIMS is a multinational case-control study, enrolling 2,800 cases with MS and 5,012 population-based controls in Canada, Italy, Norway, Serbia and Sweden. The study was designed to investigate the most commonly implicated risk factors for MS etiology using a self-report questionnaire. Results/Conclusions: The use of a common methodology to study MS etiology across several countries enhances the comparability of results in different geographic regions and research settings, reduces the resources required for study design and enhances the opportunity for data harmonization.


2007 ◽  
Vol 102 (2) ◽  
pp. 313-323 ◽  
Author(s):  
Steven R Brant ◽  
Ming-Hsi Wang ◽  
Patricia Rawsthorne ◽  
Michael Sargent ◽  
Lisa Wu Datta ◽  
...  

2015 ◽  
Vol 40 (3) ◽  
pp. 113-117 ◽  
Author(s):  
A Jahan ◽  
SZR Rezina Parvin ◽  
D Bugum

This case-control study was done to identify the correlation between the familial, social and environmental risk factors and autism. This hospital and specialized centre based study done from January 2002 to November, 2004. Thirty two children from the autism group and 14 children from the control group were enrolled. Mean age were 3.75 yrs. and 2.83 yrs. respectively. Significant proportion of children were in the highest birth orders, 68.8% in autism and 78.6% in the control group. Full term children were 96.9% and 92.9% respectively. 53.1% children in the autism and 57.1% in the normal speech delay group were born by cesarean sections. Higher education of parents in autism group was statistically significant (p<0.05). Too much watching TV, inadequate opportunity to mix with peers and inadequate interactive relationship with the family members in the early childhood were significantly (p= 0.001) related to the development of autism.Bangladesh Med Res Counc Bull 2014; 40 (3): 113-117


2017 ◽  
Vol 38 (11) ◽  
pp. 1941-1951 ◽  
Author(s):  
Maryam Abbasi ◽  
Seyed Massood Nabavi ◽  
Seyed Mohammad Fereshtehnejad ◽  
Nikan Zerafat Jou ◽  
Iman Ansari ◽  
...  

1993 ◽  
Vol 12 (4) ◽  
pp. 209-218 ◽  
Author(s):  
Wen-zhi Wang ◽  
Xiang-hua Fang ◽  
Xue-ming Cheng ◽  
De-hua Jiang ◽  
Zhen-jian Lin

2009 ◽  
Vol 38 (4) ◽  
pp. 989-996 ◽  
Author(s):  
M. Hosseini ◽  
P. A. Naghan ◽  
S. Karimi ◽  
S. SeyedAlinaghi ◽  
M. Bahadori ◽  
...  

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