Gestation has semiotic pyelonephritis to be able to make slink rate increases 1 times, this may increase an uterus with the endotoxin of the bacterium after infection contractive force is concerned.

• 妊娠期有症状的肾盂肾炎可使早产率增加1倍，这可能与感染后细菌的内毒素增加子宫收缩力有关。