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Cadmium and lead adsorption and desorption by coffee waste-derived biochars
Carnier,Ruan; Coscione,Aline Renée; Abreu,Cleide Aparecida de; Melo,Leônidas Carrijo Azevedo; Silva,Andressa Ferreira daABSTRACT Biochar derived from coffee waste has been reported as a promising material for heavy metal sorption. However, if the intended use is environmental remediation, knowing the extent to which desorption may occur is critical. Thus, the objective of this work was to evaluate the efficiency of spent coffee ground (SCG) and coffee parchment (CP) biochars pyrolyzed at 700 °C under laboratory conditions, in th...
Low aerobic fitness among adolescents: prevalence and associated factors
Borges,Leandro Lima; Silva,Diego Augusto Santos; Silva,Andressa Ferreira da; Barbosa,Gustavo de Carlos Felicio dos SantosABSTRACT It was our objective to estimate the prevalence and associated factors with low aerobic fitness among adolescents. A cross-sectional study was conducted with 575 subjects aged 11-17 years from Criciúma, SC, Brazil. The 9-minute walk/run test was used to assess aerobic fitness. Sociodemographic data and daily habits were collected using a self-administered questionnaire. Anthropometric evaluation was al...
Prevalence of body image dissatisfaction and association with teasing behaviors...
Silva,Andressa Ferreira da; Moraes,Mikael Seabra; Martins,Priscila Custódio; Pereira,Eduarda Valim; Farias,Joni Marcio de; Silva,Diego Augusto SantosAbstract Aims: The objective was to estimate the prevalence and the factors of behaviors of provocation and control of the weight associated with dissatisfaction with the body image among adolescents. Methods: Cross-sectional study with 580 adolescents (11 to 17 years old) from Criciúma, Brazil. The body image was evaluated by the silhouettes scale and the behaviors of provocation and weight control by question...
Prevalence and factors associated with sedentary behavior in the school recess ...
Silva,Andressa Ferreira da; Martins,Priscila Custódio; Gonçalves,Eliane Cristina de Andrade; Farias,Joni Marcio de; Silva,Diego Augusto SantosAbstract Aim: To estimate the prevalence of sedentary behavior in school recess and to verify sociodemographic factors (sex, age, economic level and type of school), anthropometric indicators (body mass index [BMI] and waist circumference) and lifestyle (level of physical activity and eating habits) associated with adolescents. Method: A cross-sectional study with 583 adolescents (aged 11-17 years), from the ci...