Odds ratios of the sarcopenia among Korean elders according to the tertile of serum ferritin.

Model 1: Adjusted for age and height.Model 2: Adjusted for age and body mass index.Model 3: Adjusted for age, height, BMI, comorbidity, log(energy intake), log(physical activity), hemoglobin, WBC count, Vitamin D and log(HOMA-IR).Serum ferritin levels are as follows: for men-1st tertile (≤69.51), 2nd tertile (69.52–130.40), 3rd tertile (130.40st tertile (≤45.90), 2nd tertile (45.91–77.45), 3rd tertile (77.45