BACKGROUND High attack rates of Influenzavirus among school-aged children tend to be expected to cause significant disruption of usual activities at school and at home. OBJECTIVE To quantify the effect of influenza season on illness episodes, school absenteeism, medication use, parental absenteeism from work, and the occurrence of secondary illness in families among a cohort of children enrol...

Little is known about kindergarten students' active school transportation (AST) and stroller/wagon use as sedentary travel devices. The primary objective of this cross-sectional study was to determine the prevalence of kindergarten children arriving to school by active and sedentary modes, including strollers, in Toronto elementary schools and compare to students in kindergarten to grade 6 (K-6...

Head lice prevalence varies greatly between and within countries, and more knowledge is needed to approach causes of this variation. In the present study, we investigated head lice prevalence among elementary school students and their households in relation to individual and household characteristics as well as spatial variables. The investigation included households from 5 geographically separ...

BACKGROUND To explore three school based transitions and their impact on positive self-reported-health (SRH), pre-school to elementary school (6-10 y), elementary school to junior high school (10-13 y), and junior high school to upper secondary school/high school (13-16 y), in a long-term longitudinal population based study. METHODS The study followed three cohorts through one school transiti...

OBJECTIVE The goal was to examine whether children who screen positive for social-emotional/behavioral problems at 12 to 36 months of age are at elevated risk for social-emotional/behavioral problems in early elementary school. METHODS The sample studied (N = 1004) comprised an ethnically (33.3% minority) and socioeconomically (17.8% living in poverty and 11.3% living in borderline poverty) d...

background: to determine relationships between healths related quality of life and body mass index in children aged 9-11 years old. methods: this cross sectional study was conducted on 240 children 9-11 year olds who were selected via multi stage cluster sampling design from primary schools in the shahre qods of the tehran, iran in 2007. pediatric quality of life inventory was completed by chil...

Normative beliefs have been defined as self-regulating beliefs about the appropriateness of social behaviors. In 2 studies the authors revised their scale for assessing normative beliefs about aggression, found that it is reliable and valid for use with elementary school children, and investigated the longitudinal relation between normative beliefs about aggression and aggressive behavior in a ...

BACKGROUND Two parallel gastroenteritis outbreaks occurred in an elementary school and a neighboring kindergarten in Kilkis, Northern Greece in 2012. The aim of the study was the investigation of these two parallel outbreaks as well as their possible source. METHODS Two retrospective cohort studies were performed to identify the mode and the vehicle of transmission as well as the possible con...