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Table 1 Characteristics of the studies included in the review

From: Motivations for weight loss in adolescents with overweight and obesity: a systematic review

Author (year) Country/ Design N Age group, years Nutritional status (diagnostic criteria) Quality score
Jensen et al. (2014) [19] United States/ Cross-sectional 40 (32 girls, 8 boys) 15–20 Overweight (≥ 85th BMI percentile in individuals aged 14–17 years or BMI ≥ 25 in individuals aged 18–20 years) 5 (Moderate)
Taylor et al. (2013) [20] United States/ Cross-sectional 20 girls 12–19 Severely obese (≥ 150% of estimated ideal body weight) 7 (Moderate)
In-iv et al. (2010) [21] Thailand/ Cross-sectional 167 (121 girls, 46 boys) Mean: 14.5 ± 1.6 Mildly obese (BMI ≥ 25 kg/m2 + %WFH from 120 to 140%)
Moderately to severely obese (BMI ≥ 25 kg/m2 + %WFH > 140%)
6 (Moderate)
Morinder et al. (2011) [22] Sweden/ Cross-sectional 18 (12 girls, 6 boys) 14–16 Obese (international age- and gender-specific BMI cut-off points established by the IOTF) 8 (High)
Reece et al. (2015) [23] United Kingdom/ Cross-sectional 12 (8 girls, 4 boys) 11–16 Overweight and obese (BMI > 91st percentile) 5 (Moderate)
Lofrano-Prado et al. (2013) [24] Brazil/ Cross-sectional 128 (76 girls, 52 boys) 12–18 Obese (BMI ≥ 95th percentile) 4 (Moderate)
  1. Abbreviations: BMI Body mass index, N Number of study participants, IOTF International obesity task force, %WFH Weight-for-height percentage