Moist and Mold Exposure is Associated With High Prevalence of Neurological Symptoms and MCS in a Finnish Hospital Workers Cohort

Source avec lien : Safety and Health at Work, 11(2), 1 juin 2020. 10.1016/j.shaw.2020.01.003

Le microbiote de l’humidité de l’air intérieur (DM) est un grand danger pour la santé. Des recherches ont prouvés que l’exposition au DM provoque un nouvel asthme ou une exacerbation, une dyspnée, des infections des voies aériennes supérieures et une alvéolite allergique. Il manque des preuves convaincantes pour les manifestations extrapulmonaires de l’humidité et du syndrome d’hypersensibilité aux moisissures. Cette étude a examiné la prévalence des symptômes extrapulmonaires en plus des symptômes respiratoires à l’aide d’un questionnaire dans une cohorte d’infirmières et de sages-femmes exposées à la DM dans un hôpital obstétrique d’Helsinki. La prévalence correspondante a été comparée à une cohorte non exposée.

Background Indoor air dampness microbiota (DM) is a big health hazard. Sufficient evidence exists that exposure to DM causes new asthma or exacerbation, dyspnea, infections of upper airways and allergic alveolitis. Less convincing evidence has yet been published for extrapulmonary manifestations of dampness and mold hypersensitivity syndrome ). Methods We investigated the prevalence of extrapulmonary in addition to respiratory symptoms with a questionnaire in a cohort of nurses and midwives (n = 90) exposed to DM in a Helsinki Obstetric Hospital. The corresponding prevalence was compared with an unexposed cohort (n = 45). Particular interest was put on neurological symptoms and multiple chemical sensitivity. Results The results show that respiratory symptoms were more common among participants of the study vs. control cohort, that is, 80 vs 29%, respectively (risk ratio [RR]: 2.56, p < 0.001). Symptoms of the central or peripheral nervous system were also more common in study vs. control cohort: 81 vs 11% (RR: 6.63, p < 0.001). Fatigue was reported in 77 vs. 24%, (RR: 3.05, p < 0.001) and multiple chemical sensitivity in 40 vs. 9%, (RR: 3.44, p = 0.01), the so-called “brain fog”, was prevalent in 62 vs 11% (RR: 4.94, p < 0.001), arrhythmias were reported in 57 vs. 2.4% (RR: 19.75, p < 0.001) and musculoskeletal pain in 51 vs 22% (RR: 2.02, p = 0.02) among participants of the study vs. control cohort, respectively. Conclusion The results indicate that the exposure to DM is associated with a plethora of extrapulmonary symptoms. Presented data corroborate our recent reports on the health effects of moist and mold exposure in a workplace. Consultez la page de l’article

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