Adiponectin levels in boys and girls by demographic and clinical characteristics, N = 13,329.

SD = standard deviation; CI = confidence interval.aLinear regression coefficient and 95% CI (age-adjusted, accounting for clustering by polyclinic).bNormal weight, overweight and obese as defined by the International Obesity Task Force BMI cut-offs. [44].cCentiles derived from NHANES European age and sex-specific thresholds (reference) [45].dCentile derived from sample.eQuartiles derived from NHSR age-and sex-specific thresholds [46].fQuartiles derived from sample.