Table 3: Description of overweight and obesity prevalence (%) along with total data by sex from each regional study that was included in the review according to year of survey, study population, age range, and classification criteria used.

ContinentCountry, regionDate of surveyStudy populationAge (years)CriteriaOverweight (%)Obesity (%)Reference
AllBoysGirlsAllBoysGirls

AfricaSouth Africa, Eastern Cape20082008 SA YRBS13–19IOTF113.34.321.14.02.05.6Reddy et al., 2010 [15]
South Africa, Free State20082008 SA YRBS13–19IOTF111.68.115.14.73.75.7Reddy et al., 2010 [15]
South Africa, Gauteng20082008 SA YRBS13–19IOTF112.710.015.49.78.411.0Reddy et al., 2010 [15]
South Africa, KwaZulu-Natal20082008 SA YRBS13–19IOTF120.18.631.55.43.47.3Reddy et al., 2010 [15]
South Africa, Limpopo20082008 SA YRBS13–19IOTF110.76.215.12.81.04.5Reddy et al., 2010 [15]
South Africa, Mpumalanga20082008 SA YRBS13–19IOTF115.510.021.16.12.39.9Reddy et al., 2010 [15]
South Africa, Northern Cape20082008 SA YRBS13–19IOTF112.97.318.35.04.45.6Reddy et al., 2010 [15]
South Africa, North West20082008 SA YRBS13–19IOTF111.87.016.73.92.25.7Reddy et al., 2010 [15]
South Africa, Western Cape20082008 SA YRBS13–19IOTF114.39.718.55.62.08.9Reddy et al., 2010 [15]

AmericaUSA, Alaska20072007 NSCH10–17CDC-2000219.822.716.714.114.613.7Singh et al., 2010 [20]
USA, Alabama20072007 NSCH10–17CDC-2000218.217.618.917.924.410.9Singh et al., 2010 [20]
USA, Arkansas20072007 NSCH10–17CDC-2000217.115.019.220.427.213.2Singh et al., 2010 [20]
USA, Arizona20072007 NSCH10–17CDC-2000212.812.712.717.820.615.0Singh et al., 2010 [20]
USA, California20072007 NSCH10–17CDC-2000215.513.417.515.017.412.8Singh et al., 2010 [20]
USA, Colorado20072007 NSCH10–17CDC-2000213.017.58.514.217.510.7Singh et al., 2010 [20]
USA, Connecticut20072007 NSCH10–17CDC-2000213.214.711.712.514.810.2Singh et al., 2010 [20]
USA, Washington, DC20072007 NSCH10–17CDC-2000215.211.618.720.222.218.2Singh et al., 2010 [20]
USA, Delaware20072007 NSCH10–17CDC-2000219.922.017.813.312.214.4Singh et al., 2010 [20]
USA, Florida20072007 NSCH10–17CDC-2000214.812.717.118.321.515.0Singh et al., 2010 [20]
USA, Georgia20072007 NSCH10–17CDC-2000216.014.417.721.324.717.7Singh et al., 2010 [20]
USA, Hawaii20072007 NSCH10–17CDC-2000217.317.517.111.215.07.1Singh et al., 2010 [20]
USA, Iowa20072007 NSCH10–17CDC-2000215.314.815.911.211.311.0Singh et al., 2010 [20]
USA, Idaho20072007 NSCH10–17CDC-2000215.714.417.211.816.46.8Singh et al., 2010 [20]
USA, Illinois20072007 NSCH10–17CDC-2000214.212.116.420.725.016.3Singh et al., 2010 [20]
USA, Indiana20072007 NSCH10–17CDC-2000215.211.519.314.717.411.7Singh et al., 2010 [20]
USA, Kansas20072007 NSCH10–17CDC-2000214.916.013.716.216.216.3Singh et al., 2010 [20]
USA, Kentucky20072007 NSCH10–17CDC-2000216.117.714.621.022.519.4Singh et al., 2010 [20]
USA, Louisiana20072007 NSCH10–17CDC-2000215.215.514.920.723.118.1Singh et al., 2010 [20]
USA, Massachusetts20072007 NSCH10–17CDC-2000216.718.215.413.316.110.5Singh et al., 2010 [20]
USA, Maryland20072007 NSCH10–17CDC-2000215.219.111.113.617.09.9Singh et al., 2010 [20]
USA, Maine20072007 NSCH10–17CDC-2000215.315.614.912.916.09.8Singh et al., 2010 [20]
USA, Michigan20072007 NSCH10–17CDC-2000218.120.415.812.514.310.5Singh et al., 2010 [20]
USA, Minnesota20072007 NSCH10–17CDC-2000212.012.111.811.114.37.6Singh et al., 2010 [20]
USA, Missouri20072007 NSCH10–17CDC-2000217.416.917.813.615.511.6Singh et al., 2010 [20]
USA, Mississippi20072007 NSCH10–17CDC-2000222.621.623.521.925.518.5Singh et al., 2010 [20]
USA, Montana20072007 NSCH10–17CDC-2000213.815.012.511.816.66.6Singh et al., 2010 [20]
USA, North Carolina20072007 NSCH10–17CDC-2000214.913.916.018.619.317.9Singh et al., 2010 [20]
USA, North Dakota20072007 NSCH10–17CDC-2000214.316.911.611.415.77.0Singh et al., 2010 [20]
USA, Nebraska20072007 NSCH10–17CDC-2000215.713.917.515.823.08.1Singh et al., 2010 [20]
USA, New Hampshire20072007 NSCH10–17CDC-2000216.617.116.212.816.38.8Singh et al., 2010 [20]
USA, New Jersey20072007 NSCH10–17CDC-2000215.617.313.815.418.611.7Singh et al., 2010 [20]
USA, New Mexico20072007 NSCH10–17CDC-2000216.715.318.116.020.411.4Singh et al., 2010 [20]
USA, Nevada20072007 NSCH10–17CDC-2000219.021.916.015.219.410.8Singh et al., 2010 [20]
USA, New York20072007 NSCH10–17CDC-2000215.815.116.517.120.313.8Singh et al., 2010 [20]
USA, Ohio20072007 NSCH10–17CDC-2000214.818.710.918.522.914.2Singh et al., 2010 [20]
USA, Oklahoma20072007 NSCH10–17CDC-2000213.218.18.216.417.415.4Singh et al., 2010 [20]
USA, Oregon20072007 NSCH10–17CDC-2000214.716.213.39.611.08.2Singh et al., 2010 [20]
USA, Pennsylvania20072007 NSCH10–17CDC-2000214.715.513.715.021.08.4Singh et al., 2010 [20]
USA, Rhode Island20072007 NSCH10–17CDC-2000215.715.516.014.418.210.5Singh et al., 2010 [20]
USA, South Carolina20072007 NSCH10–17CDC-2000218.520.815.915.318.412.0Singh et al., 2010 [20]
USA, South Dakota20072007 NSCH10–17CDC-2000215.217.313.013.216.010.2Singh et al., 2010 [20]
USA, Tennessee20072007 NSCH10–17CDC-2000215.914.517.320.623.317.9Singh et al., 2010 [20]
USA, Texas20072007 NSCH10–17CDC-2000211.811.012.620.420.620.2Singh et al., 2010 [20]
USA, Utah20072007 NSCH10–17CDC-2000211.712.111.211.414.77.9Singh et al., 2010 [20]
USA, Virginia20072007 NSCH10–17CDC-2000215.816.115.415.216.613.9Singh et al., 2010 [20]
USA, Vermont20072007 NSCH10–17CDC-2000213.816.411.112.917.08.4Singh et al., 2010 [20]
USA, Washington20072007 NSCH10–17CDC-2000218.421.914.711.114.77.3Singh et al., 2010 [20]
USA, Wisconsin20072007 NSCH10–17CDC-2000214.817.312.213.115.610.5Singh et al., 2010 [20]
USA, West Virginia20072007 NSCH10–17CDC-2000216.616.916.418.921.815.7Singh et al., 2010 [20]
USA, Wyoming20072007 NSCH10–17CDC-2000215.516.614.210.214.15.5Singh et al., 2010 [20]
Brazil, Pernambuco State2006GSHS14–19IOTF111.511.311.62.42.02.8Tassitano et al., 2009 [40]

AsiaChina, Hong Kong2003-04School-based survey11–18IOTF17.19.64.92.83.91.8 Ko et al., 2008 [41]
CDC-200028.311.35.84.16.02.4
India, Manipur2005-06School-based survey12–19IOTF14.44.14.70.71.00.4Bishwalata et al., 2010 [42]
Jordan, Irbid Governorate2007School-based survey13–16CDC-2000215.711.818.98.712.35.8Abu Baker and Daradkeh, 2010 [43]

EuropeDenmark, Greater Copenhagen area and 3 municipalities outside the Capital Region2007–09School-based survey14–16IOTF114.015.212.911.214.18.2Søren and Jo, 2010 [44]
France, Aquitaine Region2004-05School-based survey11–18IOTF111.713.310.11.92.41.4Thibault et al., 2010 [45]
Greece, Crete2005-06School-based survey10–12IOTF128.030.027.013.015.010.0Manios et al., 2011 [46]
Hungary, Szeged and Szolnok regions2005-06School-based survey11–16IOTF116.817.915.76.67.95.2Baráth et al., 2010 [47]
Italy, North-West2002HBSC Study11, 13, 16IOTF118.37.12.51.1Vieno et al., 2005 [34]
Italy, North-East2002HBSC Study11, 13, 16IOTF116.511.70.81.5Vieno et al., 2005 [34]
Italy, Center2002HBSC Study11, 13, 16IOTF120.711.23.92.5Vieno et al., 2005 [34]
Italy, South2002HBSC Study11, 13, 16IOTF125.715.74.40.9Vieno et al., 2005 [34]
Italy, Islands2002HBSC Study11, 13, 16IOTF131.310.47.60.8Vieno et al., 2005 [34]
Italy, Sardinia1999–2001School-based survey11–15IOTF114.915.414.63.75.13.2Velluzzi et al., 2007 [48]
Italy, Sicily1999–2001Public school-based survey11–15CDC-2000218.318.817.811.815.18.5Baratta et al., 2006 [49]
Poland, Kujawsko-Pomorskie2005School based survey13–15IOTF110.712.09.51.41.61.3Jodkowska et al., 2010 [50]
Poland, Lubuskie2005School based survey13–15IOTF111.112.210.13.02.53.5Jodkowska et al., 2010 [50]
Poland, Malapolskie2005School based survey13–15IOTF112.712.812.61.61.91.3Jodkowska et al., 2010 [50]
Poland, Podlaskie2005School based survey13–15IOTF113.914.513.32.83.12.6Jodkowska et al., 2010 [50]
Poland, Pomorskie2005School based survey13–15IOTF113.713.413.92.12.02.2Jodkowska et al., 2010 [50]
Spain, Balearic Islands2007-08School-based survey12–17WHO-2007317.519.915.510.412.78.5Bibiloni et al., 2010 [51]
Spain, Grand Canary2004-05School-based survey12–14IOTF121.621.022.27.57.87.2Henríquez Sánchez et al., 2008 [52]
Switzerland, Canton of Vaud2005-06Public school-based survey10–14IOTF112.013.210.71.71.81.7 Lasserre et al., 2007 [53]
CDC-2000210.711.99.43.64.23.0
Turkey, Edirne Province2001Two school-based surveys12–17IOTF110.911.310.61.91.62.1Öner et al., 2004 [54]

Overweight and obesity, all adolescents with BMI-for-age ≥25 kg/m2 and <30 kg/m2 and ≥30 kg/m2, respectively, according to the IOTF [6].
2Overweight and obesity, all adolescents with BMI-for-age ≥P85th and <P95th and ≥P95th, respectively, according to the CDC [5].
3Overweight and obesity, all adolescents with BMI-for-age ≥P85th and <P95th and ≥P97th, respectively, according to the WHO [7].
IOTF: International Obesity Task Force; CDC: Center for Disease Control and Prevention; WHO: World Health Organization; 2008 SA YRBS: 2008 South African National Youth Risk Behaviour; 2007 NSCH: National Survey of Children’s Health; GSHS: Global School Based Student Health Survey; HBSC: Health Behaviour in School-aged Children.