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WHO European Childhood Obesity Surveillance Initiative (COSI) Report on the fourth round of data collection, 2015–2017 (2021)
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Factsheet - Childhood Obesity Surveillance Initiative (COSI): eating habits of children in 23 European countries (2021)
This factsheet describes eating habits of 6 to 9-year-old children in the WHO European region, using data from 23 countries participating in the 4th round of COSI.
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Fact sheet - Childhood Obesity Surveillance Initiative (COSI): physical activity, screen time and sleep of children aged 6-9 in Europe (2020)
This factsheet describes physical activity, screen time and sleep of children aged 6-9 years; using data from 25 countries participating in the 4th round of COSI
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Mapping the health system response to childhood obesity in the WHO European Region. An overview and country perspectives (2019)
Childhood obesity is a major public health problem globally, which could undermine progress towards achieving the Sustainable Development Goals. Prevention is recognized as the most efficient means of curbing the epidemic.
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Fact sheet - Severe obesity among children aged 6-9 years
This factsheet presents the prevalence of severe obesity in school-aged children from 21 countries participating in the first three rounds of COSI (2007/2008 – 2009/2010 – 2012/2013).
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Fact sheet - Breastfeeding and obesity
This factsheet describes associations between breastfeeding, exclusive breastfeeding and obesity among children; using data from 22 countries participating in the fourth round of COSI (n=100 583 children).
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WHO European Childhood Obesity Surveillance Initiative: overweight and obesity among 6–9-year-old children. Report of the third round of data collection 2012–2013 (2018)
The third round of data collection took place during the 2012–2013 school year and included assessment of more than 250 000 primary school-aged children in 19 countries.
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Childhood Obesity Surveillance Initiative (COSI) Factsheet. Highlights 2015-17 (2018)
The WHO European Childhood Obesity Surveillance Initiative (or COSI) is a unique system that for over 10 years has measured trends in overweight and obesity among primary school aged children.
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Childhood Obesity Surveillance Initiative (COSI) protocol (2016)
This document outlines the common protocol agreed for use in the Childhood Obesity Surveillance Initiative.
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Childhood Obesity Surveillance Initiative (COSI) - Data collection procedures (2016)
This document outlines the data collection procedures agreed for use to measure trends in overweight and obesity in children aged 6.0–9.9 years in the Childhood Obesity Surveillance Initiative.
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WHO European Childhood Obesity Surveillance Initiative: Implementation of round 1 (2007/2008) and round 2 (2009/2010) (2014)
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European Food and Nutrition Action Plan 2015–2020 (2014)
This European Food and Nutrition Action Plan was adopted unanimously at the WHO Regional Committee for Europe in September 2014.
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Vienna Declaration on Nutrition and Noncommunicable Diseases in the Context of Health 2020 (2013)
WHO European Ministerial Conference on Nutrition and Noncommunicable Diseases in the Context of Health 2020, 4–5 July 2013, Vienna, Austria.
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European Charter on Counteracting Obesity (2006)
WHO European Ministerial Conference on Counteracting Obesity, Istanbul, Turkey, 15–17 November 2006
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Meeting reports
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International COSI related publications
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Country COSI related publications
