Figure 1

(A) Hs-CRP level after arthroplasty. Tests with repeated measurement regression. (B,C) Pain at rest and walking after arthroplasty. Tests with repeated measurement regression. (D) Range of motion (ROM) after arthroplasty. Tests with repeated measurement regression. (+P < 0.01; ++P,0.05. Blue: MMA without preemptive analgesia group; Green: MMA with preemptive analgesia group).