Results: The highest cesarean section rate is the fetal distress in uterus (0.

结果：因胎儿宫内窘迫剖宫产数排在首位（关联度为0 。

youdao

Objective: to investigate the changing tendency of cesarean section rate and indications, and to analyze the causes.

目的：探讨剖宫产率升高的原因及对策。

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Methods: Contacting relation degree of Grey Model Theory was used in analyzing ten reasons of effecting cesarean section rate.

方法：采用灰色系统理论关联度分析法，对影响剖宫产率的十种因素进行分析。

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The 1990s saw a renewed interest in attempting VBACs, and the cesarean section rate dropped.

CNN: Is it OK to have a VBAC?

In the past, the dictum was "once a cesarean, always a cesarean, " and the cesarean section rate increased for this and other reasons during the 1970s and '80s.

CNN: Is it OK to have a VBAC?