More importantly, not several times, but the age of liver cancer.
2
方法利用贝叶斯图解模型和年龄队列模型对肝癌发病的年龄、出生队列效应的参数进行估计。
Methods age cohort models was used to fit data of twenty five years PLC incidence in Qidong to estimate parameters for birth cohort and age effect by means of Bayesian graphical modeling.
3
资料显示后15年肝癌总体发病率上升，但35岁以下年龄组发病率有显著的下降。
The incidence data demonstrated a rising trend in general and a decreasing pattern for the age-specific rates under age of 35 by comparing the two 15-year periods.
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