Table 2: Comparison of osteolytic lesion areas in different groups ( ).

GroupOsteolytic lesion area (mm2)
Ipsilateral tibiaContralateral tibia

Sham-op. 0.00 ± 0.00
Model 0.00 ± 0.00
Zoledronic acid 0.00 ± 0.00
SGD 0.00 ± 0.00

Notes: P 0.05, P 0.01, compared with the sham-operated group; P 0.05, P 0.01, compared with the model group; P 0.05, P 0.01, compared with the contralateral tibia.