Cent Eur J Public Health 2017, 25(Suppl 1)
Trends in Health Behaviour in Czech School-aged Children: HBSC Study. Preface.
Michal Kalman
Cent Eur J Public Health 2017, 25(Suppl 1):S3 
The Health Behaviour in School-aged Children (HBSC) study is now in its 34th year. It continues to grow not only as a source of reliable and valid data on the health behaviours of 11-, 13- and 15-year-olds, but also regarding its membership - 46 countries and regions across Europe and North America are now included. The HBSC study is a cohort cross-sectional questionnaire-based study focusing on health and health-related behaviours in adolescents in the context of their social environment. This age was selected because of the significant cognitive, psychological, and biological processes taking place in this period of the lifespan, as well as because...
Methodological Aspects of Trend Studies and Development of the HBSC Study in the Czech Republic.
Erik Sigmund, Petr Baďura, Dagmar Sigmundová, Ladislav Csémy, Michal Kalman
Cent Eur J Public Health 2017, 25(Suppl 1):S4-S9 | DOI: 10.21101/cejph.a4953
The aim of the study is to present the theoretical background of trend studies in general, to characterize the international Health Behaviour in School-aged Children (HBSC) study and to describe its methodology and changes of the Czech HBSC study between 1994 and 2014. The first part describes various types of trend research studies including their advantages and disadvantages. The second part summarizes the history of the HBSC study in an international context and particularly in the Czech Republic. The final part presents the basic methodological data from six surveys conducted in the Czech Republic between 1994 and 2014.
Trends in Overweight and Obesity in Czech Schoolchildren from 1998 to 2014.
Zdeněk Hamřík, Dagmar Sigmundová, Jan Pavelka, Michal Kalman, Erik Sigmund
Cent Eur J Public Health 2017, 25(Suppl 1):S10-S14 | DOI: 10.21101/cejph.a5099
OBJECTIVE: Overweight and obesity in adolescents is associated with many health risks and considerable direct and indirect healthcare costs. The purpose of this study is to examine trends in the prevalence of overweight and obesity in 11-, 13- and 15-year-old adolescents in the Czech Republic from 1998 to 2014.METHODS: Data from five self-reported survey rounds (1998, 2002, 2006, 2010, and 2014) of the Health Behaviour in School-aged Children Study (HBSC) were used to assess trends in overweight and obesity among Czech adolescents. The total sample consisted of 19,103 adolescents (51.2% girls). A logistic regression analysis was used to assess...
Trends in Screen Time Behaviours in Czech Schoolchildren between 2002 and 2014: HBSC Study.
Dagmar Sigmundová, Erik Sigmund, Jens Bucksch, Petr Baďura, Michal Kalman, Zdeněk Hamřík
Cent Eur J Public Health 2017, 25(Suppl 1):S15-S20 | DOI: 10.21101/cejph.a4822
OBJECTIVE: Screen-based behaviours such as watching television or computer use are among the most prevalent sedentary behaviours adolescents spend time on. There is a lack of recent estimates on prevalence and changes in the amount of time spent on screen-based behaviour across Central and Eastern Europe. The main aim is to assess the trends in the prevalence of current recommendations for the screen time (≤2 hours per day) of school-aged children in the Czech Republic between 2002 and 2014.METHODS: We used an internationally established methodology based on the Health Behaviour in School-aged Children (HSBC) study. Data was derived from...
Trends in Active Commuting to School among Czech Schoolchildren from 2006 to 2014.
Jan Pavelka, Dagmar Sigmundová, Zdeněk Hamřík, Michal Kalman, Erik Sigmund, Frida Mathisen
Cent Eur J Public Health 2017, 25(Suppl 1):S21-S25 | DOI: 10.21101/cejph.a5095
OBJECTIVE: Active commuting (AC) is an important factor in increasing the total daily physical activity (PA) in children, which is significant for their health and positive physical behaviour in adulthood. The objective of the study was to describe trends in active commuting to school among Czech girls and boys aged 11-15 years from 2006 to 2014, using data from the Health Behaviour in School-aged Children (HBSC) study.METHODS: To investigate trends in AC among Czech children of school age data obtained from the HBSC surveys carried out in 2006, 2010, and 2014 was used. The study sample comprised 12,273 respondents, out of whom 5,992 (48.8%)...
Trends in Perception of Psychosocial School Environment: HBSC Study 2002-2014 in the Czech Republic.
Jana Vašíčková, Tomáš Hollein, Erik Sigmund, Ferdinand Salonna, Zuzana Boberová
Cent Eur J Public Health 2017, 25(Suppl 1):S26-S31 | DOI: 10.21101/cejph.a4823
OBJECTIVE: School is a place where students spend most of their daytime hours. Previous studies indicate that the class climate significantly affects students in both positive and negative ways. The aim of our study is to describe the trends in the psychosocial school environment based on four surveyed years in the Czech Republic.METHODS: The trends in perception of school were assessed by the standardised self-reported HBSC questionnaire from data collected in 2002, 2006, 2010, and 2014. The overall sample included 8,530 girls and 8,087 boys. Data was analysed separately by gender and three age categories 11, 13, and 15 years. Trends were calculated...
National Time Trends in Bullying among Adolescents in the Czech Republic from 1994 to 2014.
Mária Sarková, Dagmar Sigmundová, Michal Kalman
Cent Eur J Public Health 2017, 25(Suppl 1):S32-S35 | DOI: 10.21101/cejph.a5098
OBJECTIVE: Bullying in school is a public health concern which continues to be a serious threat to physical and emotional health of children and adolescents. The purpose of this study is to examine trends in bullying behaviour among school-aged children in the Czech Republic.METHODS: Data were obtained from cross-sectional self-report surveys in the years 1994-2014 as a part of the Health Behaviour in School-aged Children study (HBSC) from a representative sample of 11-, 13-, and 15-year olds.RESULTS: The highest proportion of children who bullied others (20-47%) occurred during the years 1994 and 1998. The logistic regression models showed...
Trends in Parent-adolescent Communication in the Czech Republic between 2002 and 2014: Results of the HBSC Study.
Jana Vokáčová, Jana Vašíčková, Lenka Hodačová, Zuzana Půžová, Izabela Tabak
Cent Eur J Public Health 2017, 25(Suppl 1):S36-S41 | DOI: 10.21101/cejph.a4952
OBJECTIVE: Good parent-child communication is associated with adolescent well-being. The aim of the present study was to report time trends in parent-adolescent communication in biological and stepfamilies in the Czech Republic between 2002 and 2014 and to assess gender and age differences.METHODS: The research sample consisted of 16,160 adolescents aged 11, 13, and 15 years (48.1% of boys) who participated in the 2002, 2006, 2010 and 2014 surveys within the Health Behaviour in School-aged Children (HBSC) study in the Czech Republic. The trends in family communication were evaluated using logistic regression.RESULTS: Compared with 2002,...
Trends in Tobacco Smoking among Czech School-aged Children from 1994 to 2014.
Ferdinand Salonna, Ladislav Kážmér, Ladislav Csémy, Jana Vašíčková, Anne Hublet, Christiane Stock
Cent Eur J Public Health 2017, 25(Suppl 1):S42-S46 | DOI: 10.21101/cejph.a5100
OBJECTIVE: The aim of the article is to examine trends in tobacco consumption among the Czech school-age population.METHODS: For the analysis, data from the Czech Health Behaviour in School-aged Children project, conducted between 1994 and 2014 were used. Trends in tobacco smoking were determined separately for boys and girls, applying the binary logistic regression with survey period as an independent variable for the smoking status.RESULTS: The analysis showed that there have been significant changes in adolescent tobacco smoking for the recent 20 years. While the share of current school-aged smokers was continuously increasing since...
Trends in Lifetime Cannabis Use among Czech School-aged Children from 2002 to 2014.
Ladislav Kážmér, Ladislav Csémy, Ingrid Ružbarská, Jan Pavelka, Zdeněk Hamřík, Michal Kalman
Cent Eur J Public Health 2017, 25(Suppl 1):S47-S50 | DOI: 10.21101/cejph.a5096
OBJECTIVE: The aim of the study was to examine trends in the prevalence of lifetime cannabis use among the Czech 15-year old students.METHODS: Data from the nationally representative Health Behaviour in School-aged Children Survey, conducted in the Czech Republic in 2002, 2006, 2010 and 2014, were used. Trends in cannabis use among both boys and girls were modelled through binary logistic regression with period as a predictor of the lifetime cannabis use.RESULTS: The prevalence of lifetime cannabis use has significantly decreased among young Czechs, particularly among boys. Gender differences in cannabis use have been also gradually decreasing...
Trends in Life Satisfaction and Self-rated Health in Czech School-aged Children: HBSC Study.
Lenka Hodačová, Eva Hlaváčková, Dagmar Sigmundová, Michal Kalman, Jaroslava Kopčáková
Cent Eur J Public Health 2017, 25(Suppl 1):S51-S56 | DOI: 10.21101/cejph.a4820
OBJECTIVE: The aim of the study is to examine cross-sectional time trends of life satisfaction and self-rated health in a representative sample of Czech children aged 11, 13 and 15 years using the Health Behaviour in School-aged Children (HBSC) study data from the Czech Republic.METHODS: Data from survey years 2002, 2006, 2010 and 2014 was used. The sample consisted of 16,357 participants (48.5% of boys). Life satisfaction (LS) was measured by Cantril's ladder; self-rated health was measured through the simple item "Would you say your health is: excellent, good, fair, poor".RESULTS: Most of the children were satisfied with their lives in...
Trends in Children's Toothbrushing in the Czech Republic from 1994 to 2014: Results of the HBSC Study.
Jana Vašíčková, Tomáš Hollein, Dagmar Sigmundová, Sisko Honkala, Jan Pavelka, Michal Kalman
Cent Eur J Public Health 2017, 25(Suppl 1):S57-S59 | DOI: 10.21101/cejph.a4951
OBJECTIVE: Brushing one's teeth twice a day is the main self-care method to prevent the most prevalent non-communicable diseases. The aim of the study is to describe the trends in brushing teeth in 11-, 13-, and 15-year-old Czech children between 1994 and 2014.METHODS: One question about oral health from the HBSC study protocol was used in the six surveys (1994, 1998, 2002, 2006, 2010, and 2014). Altogether, 21,170 answers from boys and girls were analyzed using statistical description and binominal logistic regression.RESULTS: The findings showed that the prevalence of brushing their teeth more than once a day increased throughout the...
Trends in Medically Attended Injuries in Czech Adolescents.
Kwok Ng, Dagmar Sigmundová, Erik Sigmund, Jan Pavelka, Zdeněk Hamřík, Michal Molcho, Michal Kalman
Cent Eur J Public Health 2017, 25(Suppl 1):S60-S63 | DOI: 10.21101/cejph.a5097
OBJECTIVE: Due to the importance of surveillance of injuries and accidents in the Czech Republic, the purpose of this study was to report the temporal trends of injuries of Czech adolescents between 2002 and 2014.METHODS: Adolescents (N=20,038) from the Czech Republic, that took part in the 2002, 2006, 2010 and 2014 HBSC study, reported the frequency of medically attended injuries in the past 12 months. Repeated binary logistic regressions with different years as reference categories were performed.RESULTS: Less than half (44.7%) of all Czech adolescents reported they had experienced at least one medically attended injuries in the past...
Trends in Sexual Behaviour in Czech Schoolchildren between 2002-2014.
Zlatko Pastor, Petr Weiss, Dagmar Sigmundová
Cent Eur J Public Health 2017, 25(Suppl 1):S64-S68 | DOI: 10.21101/cejph.a4821
OBJECTIVE: The aim of this study was to report on trends in the prevalence in age at first intercourse of Czech schoolchildren and a difference between sexes.METHODS: Prevalence in age at first intercourse of Czech schoolchildren was observed under the Health Behaviour in School-aged Children study in the years 2002, 2006, 2010 and 2014. In addition, a random representative sample of children attending 9th grade completed the questions related to sexual behaviour. A total of 4,804 boys and girls at the age of 15 years were included in the study. The chi-square test and analysis of variance were used for data assessment.RESULTS: Experience...