Research Article

Safety of Total Knee Arthroplasty in the Treatment of Knee Osteoarthritis and Its Effect on Postoperative Pain and Quality of Life of Patients

Figure 1

Analysis of pain scores of patients (, points). The horizontal axis from left to right represents before surgery (T0), 3 months after surgery (T1), 6 months after surgery (T2), 12 months after surgery (T3), and 24 months after surgery (T4), and the vertical axis represents the pain score (points). The pain scores at T0, T1, T2, T3, and T4 were (9.5 ± 2.1), (18.9 ± 3.6), (23.8 ± 3.5), (26.7 ± 2.7), and (28.9 ± 2.5), respectively. Comparison of the time nodes after surgery with T0 ().