adult 5 female human 5 major clinical study 3 male 3 prospective study 3 spinal anesthesia 3 Adult 2 Article 2 Female 2 Humans 2 article 2 case report 2 clinical article 2 controlled study 2 double blind procedure 2 epidural anesthesia 2 procedures 2 randomized controlled trial 2 shivering 2 Airway Management 1 Analgesia, Epidural 1 Analgesia, Obstetrical 1 Anesthesia, Spinal 1 Apgar score 1 Child, Preschool 1 Combined spinal-epidural 1 Delivery, Obstetric 1 Dexmedetomidine 1 Drug Therapy, Combination 1