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Wyszukujesz frazę "hepatitis A antibodies seroprevalence" wg kryterium: Temat


Wyświetlanie 1-2 z 2
Tytuł:
Immunity to hepatitis A virus among working professionals in Poland - results of a 3-year serological survey 2013–2015
Autorzy:
Juszczyk, G.
Czerw, A.I.
Zalecka, B.
Mikos, M.
Banaś, T.
Deptała, A.
Ślusarczyk, J.
Powiązania:
https://bibliotekanauki.pl/articles/2081899.pdf
Data publikacji:
2018
Wydawca:
Instytut Medycyny Wsi
Tematy:
hepatitis A
hepatitis A antibodies seroprevalence
vaccination against hepatitis type A
Opis:
Introduction. Hepatitis A (HA) is caused by infection with the hepatitis A virus (HAV). The differential etiological diagnosis of acute hepatitis is based on a positive result of the serological test detecting IgM class anti-HAV. For epidemiological studies on past infection and seroprevalence of HAV in populations, the tests measuring IgG class anti-HAV or total anti-HAV are used. Since the 1990s, specific prophylaxis is possible by vaccination against HA. In Poland, vaccination is recommended and in majority is performed at own cost. Materials and method. Database was obtained from electronic medical records of the 2 major private health care providers networks (Luxmed and Medicover) operating in Poland. During a 3-year period (2013–2015), 1,124 persons with unknown status of anti-HA vaccination were tested for the presence of total anti-HAV. Objective. The aim of the study was to evaluate the seroprevalence of anti-HAV among working professionals in Poland. Results. Anti-HAV were detected in 603 (53.6%) persons, while 521 (46.3%) tested negative. The study group was divided into 2 subgroups: 25–44 and 45–64-years-old. For detailed statistical analysis, the presence of anti-HAV was considered as a dependent variable, and its predictors were gender, age and the year of the test performance. The presence of anti-HAV was significantly more prevalent in older age group. The lack of specific antibodies was more prevalent in younger age group. Conclusions. Results of the study show increasing susceptibility to HAV infection in the younger age group, compared with the older age group of corporate professional employees in large cities in Poland. Since the epidemiological situation of HA is currently changing with increasing number of symptomatic cases of HA, it is suggested that employers might consider including an additional procedure of vaccination against HA into their private health insurance portfolio.
Źródło:
Annals of Agricultural and Environmental Medicine; 2018, 25, 3; 572-575
1232-1966
Pojawia się w:
Annals of Agricultural and Environmental Medicine
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Seroprevalence of anti-HAV total antibodies among workers in wastewater treatment plants
Autorzy:
Toseva, Elka I.
Atanasova, Mariya V.
Turnovska, Tanya H.
Powiązania:
https://bibliotekanauki.pl/articles/2159910.pdf
Data publikacji:
2017-12-21
Wydawca:
Instytut Medycyny Pracy im. prof. dra Jerzego Nofera w Łodzi
Tematy:
anti-HAV total antibodies
immunization
Hepatitis A
seroprevalence
wastewater
workers
Opis:
Objectives Data on high frequency of hepatitis A virus (HAV) antibodies for wastewater treatment staff is contradictory. Literature lacks data on the seroprevalence of antibodies to HAV (anti-HAV) among workers in wastewater treatment plants (WWTPs) in Bulgaria. The aim of this study is to establish a specific humoral immune response to hepatitis A virus – anti-HAV total antibodies among staff in WWTPs. Material and Methods A complex study of health and working conditions included 110 subjects working in 3 WWTPs in Bulgaria (74% of all workers in the 3 studied WWTPs and 20% of all employees in Bulgaria registered in 2014 under the wastewater collection, discharge and treatment code of economic activity). Workers had been differentiated in 3 groups on the basis of their occupational work: operators, support staff and other workers exposed to biological agents. Venous blood from all 110 subjects was tested once for carriers of HAV antibodies. Results Anti-HAV total antibodies were found for 52.7% of workers in WWTPs. There is a positive association between activity performed in WWTPs (operators, maintenance personnel and others exposed) and a positive one for the presence of anti-HAV (Chi2 = 6.882, df = 2, p = 0.032). Odds ratio (OR) for hepatitis A increases 2.9 times in the group of operators vs. others exposed to biological agents in WWTPs (OR = 2.914, 95% confidence interval (CI): 1.149–7.393, Fisher’s p = 0.039). Odds ratio for hepatitis A increases 4.3 times in the group of support staff from WWTPs vs. others exposed to biological agents in WWTP (OR = 4.295, 95% CI: 1.075–17.167, Fisher’s p = 0.049). Conclusions Higher frequency of anti-HAV antibodies among operators and maintenance personnel at WWTPs has been established as compared to other workers exposed to biological agents in WWTPs. There is a positive association between increasing age of the workers and the presence of anti-HAV. Int J Occup Med Environ Health 2018;31(3):307–315
Źródło:
International Journal of Occupational Medicine and Environmental Health; 2018, 31, 3; 307-315
1232-1087
1896-494X
Pojawia się w:
International Journal of Occupational Medicine and Environmental Health
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-2 z 2

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