• Can oxytocin augmentation modify the risk of epidural analgesia by maternal age in cesarean sections? 

      Rossen, Janne; Klungsøyr, Kari; Albrechtsen, Susanne; Løkkegård, Ellen; Rasmussen, Steen; Bergholt, Thomas; Skjeldestad, Finn Egil (Journal article; Tidsskriftartikkel; Peer reviewed, 2018-03-07)
      <p><i>Introduction</i>: Maternal age is an established risk factor for cesarean section; epidural analgesia and oxytocin augmentation may modify this association. We investigated the effects and interactions of oxytocin augmentation, epidural analgesia and maternal age on the risk of cesarean section.</p> <p><i>Material and methods</i>: In all, 416 386 nulliparous women with spontaneous onset of ...
    • Maternal age and risk of cesarean section in women with induced labor at term—A Nordic register‐based study 

      Bergholt, Thomas; Skjeldestad, Finn Egil; Pyykönen, Aura; Rasmussen, Steen C.; Tapper, Anna-Maija; Bjarnadóttir, Ragnheiður I.; Smárason, Alexander; Másdóttir, Birna B.; Klungsøyr, Kari; Albrechtsen, Susanne; Källén, Karin; Gissler, Mika; Løkkegaard, Ellen (Journal article; Tidsskriftartikkel; Peer reviewed, 2019-10-04)
      <p><i>Introduction - </i>Over the last decades, induction of labor has increased in many countries along with increasing maternal age. We assessed the effects of maternal age and labor induction on cesarean section at term among nulliparous and multiparous women without previous cesarean section. <p><i>Material and methods - </i>We performed a retrospective national registry‐based study from Denmark, ...