Table 1.

The prevalence of periodontitis according to five components of MetS in total and by sex.

Variables	n	Total		Males (3860)		Females (4454)
		%	p-Value *	%	p-Value *	%	p-Value *
All	8314	37.0	<0.001	45.3	<0.001	28.0	<0.001
Waist circumference
<90 (male), 85 (female)	6058	34.2	<0.001	43.3	<0.001	24.9	<0.001
>90 (male), 85 (female)	2256	45.1		50.1		38.4
Fasting serum glucose
<100	5084	31.6	<0.001	40.4	<0.001	24.2	<0.001
≥100	3230	45.9		51.0		37.3
Hypertriglyceridemia
<150	5110	32.4	<0.001	40.6	<0.001	25.9	<0.001
≥150	3204	44.3		50.4		33.3
Low HDL-Cholesterol
>40 (male), 50 (female)	4865	35.0	<0.001	42.3	<0.001	24.9	<0.001
<40 (male), 50 (female)	3449	40.3		51.7		31.7
Blood pressure
Systolic <130, diastolic <85	4743	31.1	<0.001	39.6	<0.001	23.8	<0.001
Systolic ≥130, diastolic ≥85	3571	46.0		51.8		36.9
MetS
less than three	5480	31.9	<0.001	40.0	<0.001	24.2	<0.001
three or more	2834	47.9		54.3		38.3

MetS: metabolic syndrome; * p-values are evaluated by chi-square tests.