Table 4.

The number of remaining teeth and the proportion of low quality of life^a with or without metabolic syndrome

Metabolic syndrome	Number of teeth	EQ-5D components
		Mobility	Self-care	Usual activities	Pain/discomfort	Anxiety/depression
Yes	22.8 ± 0.1	22.4 (0.7)	6.4 (0.4)	13.8 (0.6)	27.9 (0.9)	13.0 (0.6)
No	25.7 ± 0.1	8.0 (0.3)	2.0 (0.2)	4.8 (0.3)	17.3 (0.5)	9.2 (0.3)
p	< 0.001	< 0.001	< 0.001	< 0.001	< 0.001	< 0.001

Data presented as mean ± SE or percentage (SE)

The p-values were obtained by t-test or chi-square test

^adefined as G2 + G3 (Grade 1: no problems; Grade 2: some problems; Grade 3: severe problem)

EQ-5D; The EuroQoL five-dimension questionnaire