Official Journal of the Italian Society of Orthopaedics and Traumatology
Table 2 Evolution of patients’ pain (BPI II severity score)
From: Single intra-articular injection of high molecular weight hyaluronic acid for hip osteoarthritis
Mean pain rating (out of 10) ± SD | ||||
|---|---|---|---|---|
Before and at T0 | Between T0 and T0 + 3 months | Between T0 + 3 months and T0 + 6 months | Between T0 + 6 months and T0 + 12 months | |
Worst pain | 6.03 (1.51) | 4.78 (1.95)* | 4.90 (2.16)*,† | 4.80 (2.00)* |
Slightest pain | 3.80 (1.92) | 2.91 (1.68)* | 2.52 (1.61)* | 2.42 (1.43)* |
Mean pain | 4.93 (1.49) | 3.78 (1.64)* | 3.42 (1.68)* | 3.22 (1.57)*,† |
Pain during visit | 4.07 (2.04) | 3.00 (1.94)* | 2.73 (1.98)* | 2.55 (1.63)* |