The body weights and Lee index of rats. (A) Body weights before study (0th week), model establishment (8th week), and after last acupuncture (12th week). (B) Lee index at (0th week), model establishment (8th week), and after last acupuncture (12th week). Statistical differences among the model group and other groups were considered significant at the level of *P<0.05, **P<0.01, or ***P<0.001. Meanwhile, differences among the normal acupuncture group and other acupuncture groups were considered at #P<0.05, ## P<0.01 or ### P<0.001.