| Consensus-based Statement 3.S10 | |
|---|---|
| Expert consensus | Strength of consensus +++ |
| * negative predictive value 35 , 36 , 37 , 38 , 39 , 40 | |
| In addition to using vaginal sonography to measure cervical length, the negative predictive value* of biomarkers obtained from cervico-vaginal secretions may be used in symptomatic pregnant women with a cervical length of between 15 and 30 mm to evaluate the risk of preterm birth occurring in the next 7 days. | |
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