[Retracted] Effects of Early Weight-Bearing Treadmill Training Combined with Pre-Emptive Analgesia on Femoral Fracture Recovery

Table 4

HE staining results on the 14th day after surgery.

Groups	What can be seen
A	The fibers in the affected area proliferated obviously, forming a large range of fibrous callus and a small amount of cartilage callus.
B	A large number of inflammatory cell infiltration and fibrous hyperplasia can be seen.
C	Similar to that observed in group B.
D	Osteoclasts can be seen in the affected area, and there is still a small amount of necrotic bone and fibrous callus.