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17. November 7.pdf

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University of Guelph
NUTR 2050
Simone Holligan

Elementary -aged children NUTR*2050 Fall 201– Lecture 18 School AgeChildren Nutrient Recommendations Dietary intake of Canadian Children Factors influencing Health Status School Nutrition Predicting growth, Overweight and Obesity Predicting growth • Growth velocity will ____________during the school-age years • Measurements - • Should continue to monitor growth periodically • Weight and height, BMI should be plotted on the appropriate growth chart • Shows whether intervention is needed 95th 90th 85th 75th 50th 25th 5th Overweight/Obesity •Same as for toddlers/preschoolers •Overweight • BMI ≥  ____th percentile for age and < 95th percentile for gender •Obese • BMI ≥  ____th percentile for age and gender Overweight/Obesity in Ontario (He&Bey, 2006) •N=1570, 6-13 year olds •Measured weight and height th •16.6% between 85-95 percentile •11.3% above 95 percentile •About ____% overweight and obese Sleep & Obesity (InternationalJournalof2y06) • Study assessed relationship between short sleep duration and obesity-related variables in children from primary schools in the City of Trois-Rivières (Québec) • Questionnaire/ BMI measures of 422 school-age children (211 boys, 211 girls), ages 5-10 • Children who slept fewer hours/night were _______ likely to be obese Chaput et al, 2006 Proposed relationships between Insufficient Sleep & Obesity (Patel & Hu, 2008) Physical Activity ( CSEP, 2011)vity Guide foC rhildren 5 -17 • 60+ minutes/day of moderate to intense exercise • 3+ days/week, __________ exercise • 3+ days/week, muscle building exercises • These help increase muscle and _______ strength • Examples are tug-of-war, rope/tree climbing, modified pushups, hopping, skipping, jump rope, basketball, volleyball, and other sports How are Canadian kids doing? • ~ 7% children/ youth achieve 60+ minutes 6+ days/week (CHMS, 2007-09) • _______ level of activity in school aged kids compared to preadolescents (CHMS, 2007-09) Division of Responsibility around Activity • Parent provides safe space, activity • Organize fun family activity • Limit ______ • Remove  TV  and  computer  from  child’s  room • Child has to learn to address their own “_____________” Weigh- based stigmatization Weight -based stigmatization Exhibits as: • Biased attitudes, __________ and behavioral intentions • ________ forms of discrimination • Social marginalization, weight-related teasing/bullying Weight teasing b peers –ProjectEAT study: Elementary school children (n=151) 50 45 40 35 30 25 P20cent 15 10 5 0 <85th ▯8 5 t h < 9▯5 t t h Weight Status (BMI percentile) Haines, J. et al, 2006 Weight -based stigmatization: Parents (n = 4746) 47.2 50 45 40 33.7 34.0 35 Percent 30 23.6 teased by 25 16.5 Females family (ever)20 Males 15 11.0 10 5 0 Average Overweight Obese Weight 15-85h > 85 – 95 > 95 percentile percentile percentile Psychosocial and behavioral consequences of weight -relatedteasing Weight-related teasing associated with: ▯ Frequent dieting (__________ only) ▯ Extreme weight control behaviors (_________ only) ▯ Binge eating ▯ Depressive symptoms ▯ Self-esteem ▯ Body satisfaction Behavioral effects of weigh -telatedteasing Weight-related teasing associated with: ▯Participation in ___________________ (Faith et al, 2002; Storch et al., 2006) ▯ _________ of physical activity (Faith et al., 2002) What can we as adults do? Action Prevention and Treatment of Overweight/Obesity Preventive measures • Limit sugar-sweetened • Have daily breakfasts beverages • Encourage fruits & • Limit TV vegetables • Limit fast foods • Promote calcium rich diets • Limit portions • Limit energy-dense • Promote diets high in foods fiber • Promote physical activity Expert Committee Recommend(Barlow et al, 2007) Secondary/T ertiary Prevention Expert Committee Recommendation (Spear et al, 2007) • Stage 1: Prevention Plus • Stage 2: Structured Weight Management • Stage 3: Comprehensive Multidisciplinary Intervention • Weekly visits, food monitoring, short term diet • Weight loss should be no more than ___ lb/month • Stage 4: Tertiary Care Intervention • For very __________ cases of obese youth WhatSeemstoWork ? ADA Position Statement,2006 •Combination of ___________ and school- based multi-component programs •Components: physical activity, parent training/modeling, behavioral counseling, and nutrition education Children’s  Exercise  &  Nutrition  Centre McMaster  Children’s  Hospital • __________ is a primary referral • Treat children between 4 - 18 years • Clinical services include: • Multidisciplinary care to assist in the development of healthy lifestyles • Evaluation and management of insulin resistance, type 2 diabetes, metabolic syndrome, polycystic ovarian syndrome, etc. • Parenting, ___________ classes with parents and children • However, 50% of referred do not show up Influence of the School Environment Development in school • During the elementary school years, personal and social skills are in the formative stages (Dusenbury, Falco, Lake, Brannigan, & Bosworth, 1997) • ______ influence on children becomes _______ as they grow towards adolescence, and are (Howard et al, 1999; Thornton et al, 2000) • Is a fruitful time for nutrition interventions Nutrition interventions in schools • Educators can reach a large number of children over a longer period of time (Beland, 1996) • __________ of interventions shown to increase with positive  changes  in  the  child’s  environment (Miller, 1994; Dusenbury et al, 1997) • Children spend most of their day at school; can promote healthy behaviors School Nutrition School Nutrition “We  (Dietitians) support healthy nutrition for children in daycares and schools as a component of health-promoting schools. We believe that modeling healthy food habits at s
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