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EN
Physical work adjusted to physical and mental capabilities of an adolescent is considered as a positive factor in the context of constructing health condition. The objective of the study was the determination of the relationship between self-reported health, the occurrence of injuries and the work load among rural school-aged children engaged in work tasks in the household and on a farm. The study covered 662 pupils aged 11, 13 and 15 from rural schools in the eastern region of Poland. The study was conducted by means of a survey with the use of two questionnaire forms: Health Behaviour in School-Aged Children (HBSC) - Cross-National Study and 'Children's work in the household and on the farm'. A relationship was observed between work load in the household and on the farm, measured by such indicators as: working time, heaviness of work activities performed and performance of hazardous and harmful work tasks, positive evaluation of own appearance and life satisfaction (in boys), and a higher incidence of injuries requiring medical care.
EN
Background. Preschool children are particularly susceptible to dental caries development. Due to the fact that deciduous teeth are less mineralised, they are more likely to be affected by this condition. Therefore, preschool age is a significant period in shaping positive health-oriented attitudes regarding dental caries prevention. Objective. The aim of this study was to analyse hygienic and nutritional habits in children aged 5 from Biala Podlaska in the context of dental caries prevention. Material and Method. The study included 454 preschool children (251 boys and 203 girls) from Biala Podlaska. Their hygienic and nutritional habits were examined with a diagnostic survey using the authors’ own anonymous questionnaire. Mean consumption of nutrients (calcium, phosphorus and vitamin D) was estimated on the basis of average daily consumption calculated as a mean from three 24-hour interviews (conducted by the authors in a kindergarten or at children’s houses). A nutritional value of a daily portion was calculated with the use of "Dieta 5.0" software (National Food and Nutrition Institute). Results. Research results revealed that in the case of only one in three children, parents began toothbrushing within the first year of a child’s life. Approximately 90% of preschool children brushed their teeth at least twice a day. Half of the children under examination brushed their teeth for 1-2 minutes usually with a traditional toothbrush. Toothbrushing was supervised by 62.5% of the boys’ parents and 38.9% of the girls’ parents (p<0.05). Almost 66% of the parents took their children to a dentist for regular (once or twice a year) dental check-ups. Analyses of daily food rations revealed insufficient amounts of calcium (25%) and vitamin D (over 80%). Moreover, an excessive intake of phosphorus (twice as high as the norm) was noted. Conclusions. Developing appropriate hygienic and nutritional habits in children is an indispensable element in the prevention of lifestyle diseases, including dental caries.
PL
Wprowadzenie. Dzieci w wieku przedszkolnym są szczególnie podatne na rozwój próchnicy. Ze względu na fakt, że zęby mleczne są mniej zmineralizowane, istnieje większe prawdopodobieństwo, że dotknie ich ten stan. Dlatego wiek przedszkolny jest znaczącym okresem w kształtowaniu pozytywnych postaw prozdrowotnych dotyczących zapobiegania próchnicy zębów. Cel. Celem badań była analiza higienicznych i żywieniowych nawyków u dzieci w wieku 5 lat z Białej Podlaskiej w kontekście profilaktyki próchnicy. Materiał i metody. Badaniem objęto 454 dzieci w wieku przedszkolnym (251 chłopców i 203 dziewczynki) z Białej Podlaskiej. Nawyki higieniczne i żywieniowe dzieci zostały ocenione w badaniu diagnostycznym z wykorzystaniem anonimowego kwestionariusza autorskiego. Średnie spożycie składników odżywczych (wapnia, fosforu i witaminy D) oszacowano na podstawie średniego dziennego spożycia obliczonego jako średnia z trzech 24-godzinnych wywiadów (przeprowadzonych przez autorów w przedszkolu lub w domach dziecka). Wartość odżywczą dziennej porcji obliczono przy użyciu oprogramowania „Dieta 5.0” (National Food and Nutrition Institute). Wyniki. Wyniki badań ujawniły, że w przypadku tylko jednego na troje dzieci rodzice zaczęli myć zęby w ciągu pierwszego roku życia dziecka. Około 90% dzieci w wieku przedszkolnym myje zęby co najmniej dwa razy dziennie. Połowa badanych dzieci myła zęby przez 1-2 minuty, zwykle tradycyjną szczoteczką do zębów. Szczotkowanie zębów nadzorowało 62,5% rodziców chłopców i 38,9% rodziców dziewcząt (p <0,05). Prawie 66% rodziców zabierało swoje dzieci do dentysty na regularne (raz lub dwa razy w roku) wizyty kontrolne. Analizy codziennych racji żywnościowych wykazały niewystarczające ilości wapnia (25%) i witaminy D (ponad 80%). Ponadto odnotowano nadmierne spożycie fosforu (dwa razy wyższe niż norma). Wnioski. Rozwijanie odpowiednich nawyków higienicznych i żywieniowych u dzieci jest niezbędnym elementem profilaktyki chorób cywilizacyjnych, w tym próchnicy.
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EN
The aim of the study was an attempt to evaluate the state of health of adolescents aged 15 years, living in Podlasie region near the border of Poland and Bielorus. Data from the Schoolchild Development and Health Investigation Charts covering 197 rural and 208 urban adolescents were analyzed. The significance of differences between the two populations were tested by Chi-square test at the level of p>0.05. The study showed that nearly 60% of rural and 70% of urban schoolchildren have health problems. The most common of these problems are associated with the body posture. The data on self-reported health indicated that the most often observed complaints in both populations (rural and urban) of adolescents were: headaches, difficulties with falling asleep and lack of appetite. In spite of the high incidence of health problems, the number of schoolchildren being attended by medical specialists in outpatient departments is relatively small, to the disadvantage of the rural population. The laryngology and ophthalmology departments were visited most frequently. The analysis of the results of the studies confirmed that the state of health of the children examined is unsatisfactory. An effective prevention of these negative phenomena requires the creation of efficient systemic mechanisms on the one hand, and on the other, a constant monitoring of objective and self-reported health.
EN
The toxic effect of various doses of aflatoxin B₁ on renal function was studied. Experiments were conducted on randomly chosen Wistar rats. The animals were divided into four groups. Group 1 received 8% alcohol intragastrically. The other groups received aflatoxin B₁ in various doses. The effect of the aflatoxin on renal cells was analysed by means of determination of oxidoreductive balance and development of free radicals. The activity of antioxidative enzymes in renal tissue has decreased with an increase in the dose of aflatoxin B₁. Disturbance of oxidation balance in the kidneys confirm a toxic effect of aflatoxin B₁ on these organs.
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