Table 2. Prevalence of Frailty according to General Characteristics and Nutritional Status.

		Male (%)	p value	Female (%)	p value
Age (yr)			<0.001		<0.001
	60–69	5.9		14.7
	70–79	11.5		27.6
	>80	35.3		42.3
Spouse			0.143		0.013
	Yes	8.8		19.1
	No	17.2		27.7
Economic status			0.012		<0.001
	Rich	7.5		11.8
	Middle	6.1		19.6
	Poor	18.2		34.9
Smoking			0.808		0.478
	Yes	8.8		33.3
	No	9.8		23.2
Hypertension			0.319		0.008
	Yes	11.5		27.7
	No	8.1		18.5
Diabetes			0.129		0.130
	Yes	14.3		26.2
	No	8.1		22.6
Sarcopenia			<0.001		<0.001
	Yes	34.1		37.2
	No	5.3		13.8
Depression			<0.001		<0.001
	Yes	46.4		51.7
	No	5.2		16.5
MNA			<0.001		<0.001
	≤23.5	44.4		51.7
	≥24.0	6.1		16.5
Total		9.6		23.4

MNA, mini nutritional assessment.