Table 2 ODI scores of each group at different periods
Indexes | Subgroups (mean ± standard deviation) | T | P | |
|---|---|---|---|---|
Control (n = 50) | Observation (n = 50) | |||
Preoperative ODI (%) | 76.84 ± 10.74 | 78.71 ± 9.13 | -0.936 | 0.352 |
ODI (%) 120 min following the operation | 39.91 ± 7.99 | 17.61 ± 5.43 | 16.314 | 0.000* |
ODI (%) at hospital discharge | 23.01 ± 5.89 | 11.17 ± 4.93 | 10.909 | 0.000* |