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[Analytical epidemiological study of multiple sclerosis in Alcoi]
I Beltrán1, J M Moltó-Jordà, C Díaz-Marín
1Departamento de Medicina, Universidad Miguel Hernández, Alicante, España.
Revista De Neurologia
|April 9, 1998
Summary
This study on multiple sclerosis (MS) found that lower social groups and contact with dogs and cloth are associated with increased MS incidence in the Alcoi area. These factors may influence the disease's occurrence.
Area of Science:
- Epidemiology
- Neurology
- Environmental Health
Background:
- Multiple sclerosis (MS) epidemiology is complex and warrants further investigation.
- Previous studies in the Alcoi area suggested links between MS and migration, dog contact, and cloth exposure.
- A prior case-control study informed the design of this second analytical investigation.
Purpose of the Study:
- To conduct a second analytical study on multiple sclerosis (MS) risk factors.
- To maintain migration as a stable factor, mitigating potential confounding effects.
- To explore associations between MS and environmental/social factors in the Alcoi region.
Main Methods:
- A case-control study design was employed, analyzing 40 MS patients and 160 controls.
- Controls were matched to cases by age, sex, and place of birth, selected from census data.
- Participants were categorized into autochthonous and immigrant groups based on age at arrival.
Main Results:
- A significant association was found between MS and belonging to a less favored social group.
- Contact with dogs and exposure to cloth/cloth products showed statistically significant correlations with MS.
- Pneumonia was the only infection significantly associated with MS in patients over 15.
Conclusions:
- The study reinforces the potential influence of contact with dogs and cloth on MS incidence.
- These factors may play a role in the observed increase of multiple sclerosis in the studied area.
- Further research is recommended to elucidate the mechanisms behind these associations.