• According to the date obtained the mortality from various diseases of silicotics were calculated and compared with age specific death rate of local residents using SMR as index.

    计算矽肺患者各类疾病死亡率当地居民年龄别死亡率进行比较,计算标化死亡比;

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  • The changing trend of 5 models and the effect of 5 death causes on age - specific death rate model are also discussed and analysed.

    讨论分析了5模型变化趋势5种死因人群年龄死亡模型影响作用

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  • The changing trend of 5 models and the effect of 5 death causes on age - specific death rate model are also discussed and analysed.

    讨论分析了5模型变化趋势5种死因人群年龄死亡模型影响作用

    youdao

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