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Fig. 3 | BMC Geriatrics

Fig. 3

From: Functional dentition is a modifier of the association between vitamin D and the frailty index among Chinese older adults: a population-based longitudinal study

Fig. 3

Interaction of dentition status with vitamin D levels on frailty. 25(OH) D 25-Hydroxyvitamin D, OR odds ratio, CI confidence interval. Notes: Adjusted for age, sex, baseline frailty status (prefrailty vs. nonfrailty), residence, marital status, education level, economic independence, smoking status, drinking status, regular exercise, sleep time, body mass index, calf circumference, the season of blood draw, albumin, and high-sensitivity C-reactive protein. Quartile 1: 25-Hydroxyvitamin D < 31.78 nmol/L; Quartile 2: 31.78 nmol/L ≤ 25-Hydroxyvitamin D < 43.65 nmol/L; Quartile 3: 43.65 nmol/L ≤ 25-Hydroxyvitamin D < 56.61 nmol/L; Quartile 4: 25-Hydroxyvitamin D ≥ 56.61 nmol/L

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