Multiple sclerosis and exposure to house pets during childhood and adolescence: a case-control study

1997 ◽  
Vol 4 (6) ◽  
pp. 572-575 ◽  
Author(s):  
J. Keyser ◽  
C. Zwanikken
2014 ◽  
Vol 20 (8) ◽  
pp. 1042-1049 ◽  
Author(s):  
Kjetil Bjørnevik ◽  
Trond Riise ◽  
Ilaria Casetta ◽  
Jelena Drulovic ◽  
Enrico Granieri ◽  
...  

Objectives: The objective of this paper is to estimate the association between multiple sclerosis (MS) and measures of sun exposure in specific age periods in Norway and Italy. Methods: A total of 1660 MS patients and 3050 controls from Italy and Norway who participated in a multinational case-control study (EnvIMS) reported sun habits during childhood and adolescence. Results: A significant association between infrequent summer outdoor activity and increased MS risk was found in Norway and in Italy. The association was strongest between the ages of 16 and 18 years in Norway (odds ratio (OR) 1.83, 95% confidence interval (CI) 1.30–2.59), and between birth and age 5 years in Italy (OR 1.56, 95% CI 1.16–2.10). In Italy a significant association was also found during winter (OR 1.42, 95% CI 1.03–1.97). Frequent sunscreen use between birth and the age of 6 years was associated with MS in Norway (OR 1.44, 95% CI 1.08–1.93) after adjusting for outdoor activity during the same period. Red hair (OR 1.67, 95% CI 1.06–2.63) and blonde hair (OR 1.36, 95% CI 1.09–1.70) were associated with MS after adjusting for outdoor activity and sunscreen use. Conclusion: Converging evidence from different measures underlines the beneficial effect of sun exposure on MS risk.


2018 ◽  
Vol 50 (3-4) ◽  
pp. 111-118 ◽  
Author(s):  
Ibrahim Abdollahpour ◽  
Saharnaz Nedjat ◽  
Mohammad Ali Mansournia ◽  
Mohammad Ali Sahraian ◽  
Jay S. Kaufman

2015 ◽  
Vol 19 (4) ◽  
pp. 1355-1360 ◽  
Author(s):  
Gangqiong Liu ◽  
Xiao Feng ◽  
Chao Lan ◽  
Ziqiang Zhu ◽  
Shengli Ma ◽  
...  

2006 ◽  
Vol 27 (4) ◽  
pp. 212-216 ◽  
Author(s):  
Tatjana Pekmezovic ◽  
Jelena Drulovic ◽  
Marija Milenkovic ◽  
Mirjana Jarebinski ◽  
Nebojsa Stojsavljevic ◽  
...  

2014 ◽  
Vol 340 (1-2) ◽  
pp. 69-74 ◽  
Author(s):  
Julián Benito-León ◽  
Andrés Labiano-Fontcuberta ◽  
Alex J. Mitchell ◽  
Moreno-García Sara ◽  
Pablo Martínez-Martín

2021 ◽  
Vol 50 ◽  
pp. 102812
Author(s):  
Nuha M. Alkhawajah ◽  
Laith Hussain-Alkhateeb ◽  
Yafa A. Alshamlan ◽  
Mohammad Osama Almohaini ◽  
Ghadah A. Aleissa ◽  
...  

2018 ◽  
Vol 25 ◽  
pp. 292-296 ◽  
Author(s):  
Ibrahim Abdollahpour ◽  
Saharnaz Nedjat ◽  
Yahya Salimi ◽  
Rahmatollah Moradzadeh ◽  
Mohammad Ali Mansournia ◽  
...  

2009 ◽  
Vol 67 (2a) ◽  
pp. 229-234 ◽  
Author(s):  
Kátia Regina Penha da Silva ◽  
Regina Maria Papais Alvarenga ◽  
Oscar Fernandez y Fernandez ◽  
Hélcio Alvarenga ◽  
Luiz Claudio Santos Thuler

PURPOSE: To evaluate potential risk factors for the development of multiple sclerosis in Brazilian patients. METHOD: A case control study was carried out in 81 patients enrolled at the Department of Neurology of the Hospital da Lagoa in Rio de Janeiro, and 81 paired controls. A standardized questionnaire on demographic, social and cultural variables, and medical and family history was used. Statistical analysis was performed using descriptive statistics and conditional logistic regression models with the SPSS for Windows software program. RESULTS: Having standard vaccinations (vaccinations specified by the Brazilian government) (OR=16.2; 95% CI=2.3-115.2), smoking (OR=7.6; 95% CI=2.1-28.2), being single (OR=4.7; 95% CI=1.4-15.6) and eating animal brain (OR=3.4; 95% CI=1.2-9.8) increased the risk of developing MS. CONCLUSIONS: RESULTS of this study may contribute towards better awareness of the epidemiological characteristics of Brazilian patients with multiple sclerosis.


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