Table 2.

Logistic regression analysis of the association between nutritional status, degree of frailty and sleep quality in older adults.

Independent variables	Options	Model 1		Model 2
		OR (95% CI)	P	OR (95% CI)	P
Nutritional status (with good nutritional status as the reference)	At risk of malnutrition	1.099 (0.947–1.276)	0.214	1.076 (0.925–1.252)	0.34
	Malnutrition	1.210 (1.049–1.359)	0.009	1.193 (1.033–1.379)	0.017
Degree of frailty (with no frailty as the reference)	Pre-frailty	3.474 (3.170–3.806)	<0.001	3.472 (3.158–3.817)	<0.001
	Frailty State	5.734 (5.143–6.392)	<0.001	6.050 (5.384–6.799)	<0.001