Fig. 3

Characterization of contributing factors to DXA values in TKA patients. a, b Comparison of T-scores in the hip (lowest) and lumbar spine (LS) between male and female TKA patients. c, d T-scores and Z-scores in the affected (unilateral) hip in relation to Kellgren-Lawrence score subgroups. e, f Comparison of T-scores (lowest) in the hip and LS between TKA patients with current prednisolone use (P) and no prednisolone therapy (No P). g, h Correlation analysis between body mass index (BMI) and T-score in the hip and LS in TKA patients. *p < 0.05, **p < 0.001