univariate statistical analysis showed that the rates for hip fracture or for fracture at any site were significantly associated with 13 attributes : directly with age , plasma somatomedin c , blood urea n , serum creatinine , serum uric acid , serum 25-hydroxyvitamin d ( 25-oh-d ) , degree of functional impairment , and chronic urinary tract infection , and inversely with serum 1,25-dihydroxyvitamin d [ 1,25- ( oh ) 2-d ] , serum albumin , hematocrit , and hemoglobin .
C0032105
plasma
C0229671
serum