Cesarean Section, RepeatTrial of LaborCesarean SectionVaginal Birth after CesareanBreech PresentationPregnancyAnesthesia, ObstetricalPostoperative ComplicationsDelivery, ObstetricAnesthesia, SpinalFetal DistressObstetric Labor ComplicationsLabor, InducedDystociaAnesthesia, EpiduralPregnancy ComplicationsTrinucleotide RepeatsUterine RupturePregnancy OutcomeInfant, NewbornPregnancy Complications, CardiovascularLabor, ObstetricApgar ScoreParityIntraoperative ComplicationsTandem Repeat SequencesExtraction, ObstetricalRepetitive Sequences, Nucleic AcidRetrospective StudiesOxytocicsAnalgesia, ObstetricalPlacenta PreviaFetal MonitoringCicatrixTreatment OutcomeLabor PresentationFrozen SectionsGestational AgeBupivacaineObstetrical ForcepsObstetrics and Gynecology Department, HospitalPuerperal DisordersPostpartum HemorrhagePregnancy, ProlongedSurgical Procedures, ElectiveProspective StudiesTrinucleotide Repeat ExpansionRisk FactorsMinisatellite RepeatsCephalopelvic DisproportionTime FactorsLabor Stage, FirstParturitionAnalgesia, EpiduralAnkyrin Repeat