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MoCA score in the two groups.
| Treatments | N | Before surgery | 12 days after surgery |
|---|---|---|---|
| Ultrasound-guided combined lumbar plexus-sciatic nerve block | 58 | 27.75 ± 0.96 | 25.01 ± 1.32a∗ |
| Combined spinal-epidural anesthesia | 62 | 27.82 ± 0.56 | 23.88 ± 0.78a |
| T | 0.492 | 5.753 | |
| P | 0.624 | <0.0001 |
Comparing with combined spinal-epidural anesthesia, ∗indicates P < 0.05. Comparing with that before surgery, aindicates P < 0.05.
