By utilizing these blood indicators, clinicians can comprehensively and objectively evaluate the physiological status of hip fracture patients, including inflammation and immune function (WBC, lymphocyte, ADA), liver function (albumin, prealbumin, D-BIL), kidney function (BUN, creatinine, β2-MG), glucose metabolism (glucose), and coagulation function (PT). Here, TTR is linked to hip fracture.