When the serum TBA levels elevated, the incidences of meconium passage and fetal distress would be increased, accompanying with increased premature delivery and fetal death rate.

• 血清TBA值显著升高者 ,胎儿窘迫发生率显著增加 ,早产、围产儿死亡及小于孕龄儿发生率均显著增加。