Table 3.

Multivariate Linear Regression Analysis of the Association Between Grip Strength and Cognitive Domains

Variables	Unadjusted		Model 1		Model 2
	β	P	β	P	β	P
MMSE score	0.298	<0.001	0.238	<0.001	0.120	0.002
MMSE subscores
Orientation to time	0.208	<0.001	0.162	<0.001	0.089	0.033
Orientation to place	0.262	<0.001	0.222	<0.001	0.064	0.113
Registration	0.131	<0.001	0.096	0.003	0.097	0.022
Attention and calculation	0.216	<0.001	0.180	<0.001	0.071	0.086
Recall	0.103	0.001	0.071	0.029	0.077	0.073
Language	0.282	<0.001	0.164	<0.001	0.121	<0.001

Notes: Model 1, adjusted for age, gender and BMI; Model 2, adjusted for age, gender, BMI, systolic pressure, diastolic pressure, IADL, GDS, sleep duration, IPAQ, Illiterate, widow, living alone, job category, monthly income, intercourse of relatives, diabetes, hypertension, hyperlipidemia, Hepatic disease.

Abbreviation: MMSE, Mini-mental State Examination.