The PYLL and rate of PYLL caused by lung cancer and esophageal carcinoma were significantly different between city and country.

肺癌和食管癌PYLL及减寿率城乡之间存在显著性差异。

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Methods:The index potential years of life lost (PYLL) and rate of PYLL were used to analyze the cancer death data of all death survey from 1990-1992 in Shandong province.

方法：利用减寿年数和减寿率分析指标对山东省1990～ 1992年全死因调查中的肿瘤死亡资料进行分析。

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Objective to study the trend of cancers mortality rate, PYLL and life lost rate among residents of Dalian city during 1981 to 2003.

目的分析1981—2003年大连市区居民恶性肿瘤死亡率、减寿年数(PYLL)和减寿率的变化趋势。

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