Table 1.

Characteristics of the study participants in six body size phenotypes according to ATP III criterion

	Metabolically healthy			P*	Metabolically abnormal			p*	P for interaction†
	BMI < 23 kg/m2	BMI 23-27.4 kg/m2	BMI ≥ 27.5 kg/m2		BMI < 23 kg/m2	BMI 23-27.4 kg/m2	BMI ≥ 27.5 kg/m2
n	2464	968	106	...	1092	2251	884	...	...
Male (%)	48.5	48.8	47.2	0.9500	43.0	47.9	44.2	0.4332	0.2050
Current smokers, %	30.7	28.5	26.4	0.1368	27.3	27.5	21.6	0.0070	0.5191
Current drinkers, %	12.3	13.8	13.2	0.2718	14.3	14.9	12.0	0.1830	0.6360
Less than primary school, %	40.8	38.2	37.7	0.2560	55.2	45.9	49.8	<.0001	0.0450
Coronary heart disease, %	1.7	2.0	2.8	0.5301	4.7	4.1	4.2	0.0426	0.9735
Stroke, %	0.7	0.6	0.9	0.8969	2.2	2.0	1.6	0.3362	0.8024
Glucose lowering medications, %	0.2	0.1	0.0	0.4413	2.5	4.0	6.7	<.0001	0.2998
Hypertension, %	1.9	8.6	11.9	<.0001	33.1	37.5	49.6	<.0001	<.0001
Diabetes, %	1.0	1.0	1.9	0.6056	12.7	11.9	19.0	0.0002	0.9534

Data are percentages.

^*P for trend across BMI categories within metabolic risk factor category

^†P for interaction terms (BMI × metabolic risk factor status) were assessed by logistic regression analysis.