Side effects, hospital stay and satisfaction score
| LIA+CACB | iPACK+LIA+CACB | P value | |||
| n | n | ||||
| Nausea/vomiting (VAS 0–10) | |||||
| Day 0 | 32 | 0.2±0.9 | 33 | 0.2±0.8 | 0.63 |
| Day 1 | 32 | 0±0 | 33 | 0.1±0.5 | 0.64 |
| Day 2 | 32 | 0±0 | 33 | 0±0 | 1 |
| Dizziness (VAS 0–10) | |||||
| Day 0 | 32 | 0.5±1.1 | 33 | 0.2±0.8 | 0.46 |
| Day 1 | 32 | 0.3±0.7 | 33 | 0.6±1.7 | 0.11 |
| Day 2 | 32 | 2.8±12.6 | 33 | 0.3±1.1 | 0.62 |
| Incidence of sleep disturbance | |||||
| Day 0 | 32 | 8 (25%) | 33 | 0 (0%) | 0.002* |
| Day 1 | 32 | 7 (21.9%) | 33 | 1 (3%) | 0.021* |
| Day 2 | 32 | 4 (12.5%) | 33 | 1 (3.1%) | 0.16 |
| Hospital stay (hour) | 32 | 60.4±14.9 | 33 | 51.4±10.6 | 0.007* |
| Satisfaction score (VAS 0–10) | 32 | 9.2±1.3 | 33 | 9.2±1 | 0.93 |
Results reported as mean±SD, number (%) as appropriate. *P value < 0.05.
.CACB, continuous adductor canal block; iPACK, infiltration between the popliteal artery and capsule of the knee block; LIA, local infiltration analgesia; VAS, visual analog scale.