| Treatment Group (n = 50) | Control Group (n = 50) | |
|---|---|---|
| Total Knee Arthroplasty | n = 25 | n = 25 |
| VAS Pain Score at First Evaluation (mm) | 26 ± 15 | 60 ± 18* |
| Necessity to Titrate (y/n) | 2/25 | 12/25* |
| Duration of Titration (min) | 30 ± 15 | 30 ± 12 |
| Amount of Morphine in the PACU (mg) | 9 ± 4 | 10 ± 9 |
| Sedation score After Extubation (S1-S2-S3) | 10/15/0 | 7/17/1 |
| Nausea and Vomiting (%) | 33 | 42 |
| Fitness to Discharge (min) | 161±60 | 245 ± 87* |
| Tibial Osteotomy | n = 25 | n = 25 |
| VAS Pain Score at First Evaluation (mm) | 35 ± 15 | 53 ± 18* |
| Necessity to Titrate (y/n) | 4/25 | 13/25* |
| Duration of Titration (min) | 10 ± 4 | 25 ± 6* |
| Amount of Morphine in the PACU (mg) | 6+2 | 10 ± 3* |
| Sedation Score After Extubation (S1-S2-S3) | 8/17/0 | 15/10/0 |
| Nausea and Vomiting (%) | 36 | 40 |
| Fitness to Discharge (min) | 135 ± 40 | 160 ± 50* |