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Table 2 Main outcomes

From: Perioperative patient-specific factors-based nomograms predict short-term periprosthetic bone loss after total hip arthroplasty

  n 1 week postoperative n 1 year postoperative n Change (1 week–1 year postoperative)
BMD of Gruen zone 1 (g/cm2) 427 0.801 (0.717, 0.891) 427 0.768 (0.702, 0.842) 427 − 0.033 (− 0.116, 0.044)
BMD of Gruen zone 7 (g/cm2) 427 0.889 (0.716, 1.094) 427 0.807 (0.729, 0.97) 427 − 0.057 (− 0.157, 0.072)
BMD of total Gruen zones (g/cm2) 427 1.44 (1.323, 1.519) 427 1.395 (1.286, 1.482) 427 − 0.025 (− 0.09, 0.024)
  1. Results were presented as median (Q1, Q3)