Low physical activity is the strongest factor associated with frailty phenotype and frailty index: data from baseline phase of Birjand Longitudinal Aging Study (BLAS)

Table 6 The univariate and multivariate analyses for the associated factors and frailty index

		OR	95% CI	P-Value
Univariate
Age Group	60–69	1
	70–79	2.81	1.9–4.15	< 0.01
	+ 80	6.36	4.15–9.73	<0.01
MNA-cat	Malnourished	1
	At risk of malnutrition	0.47	0.1–1.24	0.1
	Well nourished	0.13	0.5–0.34	<0.01
Low physical activity		1.7	1.07–2.7	0.02
Gender (male/female)		0.19	0.13–0.29	<0.01
Poly pharmacy (use 3 or more medication)		3.19	2.3–4.42	<0.01
Smoking		0.14	0.03–0.6	<0.08
Waist		1.01	1–1.03	0.01
BMI	Low body weight	1
	Ideal body weight	1.5	0.6–4.02	0.3
	Overweight	1.44	0.55–3.74	0.4
	Obese	2.83	1.09–7.37	0.03
Multivariate
Age Group	60–69	1
	70–79	3.21	2.1–4.9	<0.01
	+ 80	9.71	5.85–16.14	<0.01
MNA-cat	Malnourished	1
	At risk of malnutrition	0.66	0.2–2.15	0.4
	Well nourished	0.32	0.09–1.04	0.05
Low physical activity		15.46	5.65–42.34	<0.01
Gender (male/female)		0.04	0.01–0.1	<0.01
Poly pharmacy (use 3 or more medication)		2.06	1.41–3.02	<0.01
BMI	Low body weight	1
	Ideal body weight	1.88	0.66–5.34	0.2
	Overweight	2.03	0.7–5.89	0.18
	Obese	3.58	1.21–10.55	0.02

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