Official Journal of the Italian Society of Orthopaedics and Traumatology
Table 2 Range of motion analysis (mean total arc of flexion–extension)
Visit | Control group | Hyaloglide® group | ||||||
|---|---|---|---|---|---|---|---|---|
N | Mean (SD) | Min | Max | N | Mean (SD) | Min | Max | |
Before surgery | 19 | 86.16 (26.19) | 50 | 130 | 17 | 75.89 (24.48) | 20 | 110 |
Visit 1 (30 days postsurgery) | 17 | 108.35 (20.55) | 70 | 137 | 14 | 93.93 (27.54) | 35 | 130 |
Visit 2 (75 days postsurgery) | 19 | 120.53 (17.39) | 80 | 140 | 17 | 111.29 (22.89) | 65 | 145 |
Test of fixed effects | Num df | Den df | F value | p value |
|---|---|---|---|---|
Repeated measures analysis of variance (dependent variable = mean total arc of flexion–extension) | ||||
Treatment | 1 | 34 | 2.22 | 0.1452 |
Time | 2 | 63 | 54.01 | <0.0001 |
Treatment × time | 2 | 63 | 0.02 | 0.9790 |