Fig. 3From: Lack of association between circulating apelin level and frailty-related functional parameters in older adults: a cross-sectional studyLogistic regression analyses to determine the odds ratios for phenotypic frailty according to serum apelin quartiles (a) before and (b) after adjustment for sex, age, and BMI. BMI, body mass index; OR, odds ratio; CI, confidence intervalBack to article page