Table 3:

The performance of i3C and IOTF BMI cutoff points in the prediction of overweight and obesity in adulthood in the STRIP study population

	Overweight			Obesity
	AUROC of the i3C cutoff points	AUROC of the IOTF cutoff points	p value	AUROC of the i3C cutoff points	AUROC of the IOTF cutoff points	p value
Age 6 years	075 (0.70–0.80)	0.69 (0.62–0.75)	0.048	0.88 (0.83–0.94)	0.60 (0.51–0.70)	<0.0001
Age 7 years	0.73 (0.67–0.79)	0.70 (0.64–0.76)	0.22	0.87 (0.80–0.95)	0.57 (0.49–0.66)	<0.0001
Age 8 years	0.78 (0.72–0.84)	0.73 (0.67–0.79)	0.065	0.84 (0.75–0.93)	0.57 (0.49–0.66)	<0.0001
Age 9 years	0.78 (0.72–0.84)	0.70 (0.64–0.76)	0.0050	0.85 (0.76–0.94)	0.61 (0.51–0.70)	<0.0001
Age 10 years	0.79 (0.73–0.84)	0.76 (0.70–0.82)	0.26	0.86 (0.78–0.93)	0.63 (0.53–0.74)	0.0002
Age 11 years	0.80 (0.75–0.86)	0.76 (0.70–0.82)	0.041	0.85 (0.77–0.94)	0.65 (0.55–0.76)	0.0010
Age 12 years	0.78 (0.73–0.84)	0.76 (0.70–0.82)	0.24	0.86 (0.78–0.95)	0.71 (0.59–0.82)	0.007
Age 13 years	0.81 (0.75–0.86)	0.75 (0.69–0.81)	0.024	0.85 (0.76–0.95)	0.71 (0.59–0.82)	0.012
Age 14 years	0.81 (0.75–0.86)	0.79 (0.73–0.85)	0.41	0.90 (0.82–0.98)	0.74 (0.63–0.86)	0.009
Age 15 years	0.84 (0.79–0.90)	0.80 (0.74–0.86)	0.050	0.89 (0.80–0.98)	0.75 (0.63–0.87)	0.011
Age 16 years	0.87 (0.83–0.92)	0.83 (0.77–0.88)	0.033	0.88 (0.79–0.98)	0.76 (0.65–0.88)	0.022
Age 17 years	0.88 (0.84–0.93)	0.87 (0.82–0.92)	0.41	0.86 (0.76–0.96)	0.73 (0.62–0.85)	0.018

95% CIs are given in parentheses and were calculated using the Wald method. AUROC=area under the receiver operating characteristic curve. i3C=International Childhood Cardiovascular Cohort. IOTF=International Obesity Task Force. BMI=body-mass index. STRIP=Special Turku Coronary Risk Factor Intervention Project.