The total effect rate of pain palliation is 69.7%, the effect rate of prostate and breast cancer to bone attains 87.4% and 75.6%. 55.1% patients primary focuses were proved to be localized or improved through bone imaging.

• 89锶缓解骨痛的总有效率为69.；7%25，对前列腺癌和乳腺癌转移性骨肿瘤患者有效率可达87