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Curva de probabilidade para o parto espontâneo de acordo com o comprimento do colo uterino avaliado pela ultra-sonografia transvaginal / Estimated probability of spontaneous preterm delivery according to the cervical length evaluated by transvaginal ultrasonography
São Paulo; s.n; 2003. 119 p. tab, graf.
Thesis in Pt | LILACS | ID: lil-408875
Responsible library: BR66.1
Localization: BR66.1; W4DB8, C325cp, FM-2
RESUMO
O objetivo foi construir curva de probabilidade para o parto prematuro baseado no comprimento do colo uterino (CC) avaliado pela ultra-sonografia transvaginal. Foram avaliadas 1958 gestantes entre 21 e 24 semanas. A incidência de parto com idade gestacional (IG) menor que 37 semanas foi de 8,9por cento < 34 semanas de 3,4 por cento do CC foi de 35,3mm (+ 8,9mm). Em relação ao parto com IG < 37 semanas, o CC < 20mm teve sensibilidade de 26,9 por centotaxa de falso-positivo de 1,9 porcentoção ao parto com IG < 34 semanas, o CC teve sensibilidade de 51,5 por centoositivo de 2,5 por centoelo de regressão logística multivariada foi possível construir curvas de probabilidade para o parto com IG < 37 semanas e IG < 34 semanas, baseado no comprimento do colo uterino, afunilamento e antecedente de prematuridade.The aim of this study was to estimate the probability of preterm delivery according to the cervical length measured by transvaginal ultrasound. A total of 1958 pregnant women, between 21 to 24 weeks, were envolved in the study.The incidence of spontaneous delivery before 37 weeks was 8.9 per cent for deliveries up to 34 weeks. The mean cervical length was 35.3mm (+ 8.9mm). The sensitivity of a cervical length of 20mm in predicting preterm delivery was 26.9 per centlse-positive of 1.9 per cente cervical length cutoff had 51.5 per cent of sensitivity and 2.5 per cent-positive for delivery of 34 weeks or less. By a logistic regression analysis, the estimated probability for spontaneous delivery at < 37 weeks and < 34 weeks was calculated using cervical length, cervical funneling and the history of previous preterm delivery as an independent contributor...
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Index: LILACS Main subject: Cervix Uteri / Ultrasonography, Prenatal / Obstetric Labor, Premature Type of study: Diagnostic_studies / Prognostic_studies Limits: Female / Humans Language: Pt Year: 2003 Type: Thesis
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Index: LILACS Main subject: Cervix Uteri / Ultrasonography, Prenatal / Obstetric Labor, Premature Type of study: Diagnostic_studies / Prognostic_studies Limits: Female / Humans Language: Pt Year: 2003 Type: Thesis