Result There was no statistical significance among the 3 groups on trismus and pain.
结果三组术后张口受限度及疼痛分级差异无统计学意义。
There was no statistical significance between the rates of missing reports on deaths of diseases and on deaths from other causes.
因病死亡漏报率与其他原因死亡漏报率差异无统计学意义。
There was no statistical significance (P> 0.05) of the fracture rate of post-core between fiber posts(1) and cast metal posts(1).
纤维桩组与铸造金属桩组桩核折断各1例，差异无统计学意义（P>0.05）；
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