Research Article
[Retracted] Effect of Low-Dose Dexmedetomidine Combined with Lumbosacral Plexus Block Guided by Ultrasound Imaging Based on Image Segmentation Algorithm in Fracture Surgery
Figure 7
Comparison of postoperative CAM-CR score results between the two groups. 0–3 represents 1 day before surgery, 1 day after surgery, 2 days after surgery, and 3 days after surgery, respectively. Statistically significant difference from the routine group ().