fFN (Fetal Fibronectin) Test

Frequently Asked Questions About
Fetal Fibronectin Testing

A fFN test is a safe, simple and non-invasive test that can help you and your doctor determine if your body may be preparing to give birth early. This knowledge can make all the difference for you and your baby. If you're concerned about your risks for premature birth, talk to your doctor, and be sure to ask about whether fFN testing may be right for you.


  • 1. Peaceman AM, Andrews WW, Thorp JM, et al. Fetal fibronectin as a predictor of preterm birth in patients with symptoms: A multicenter trial. Am J Obstet Gynecol. 1997;177:13-18.
  • 2. Goldenberg RL, Iams JD, Mercer BM, et al. The preterm prediction study: the value of new vs. standard risk factors in predicting early and all spontaneous preterm births. Am J Public Health. 1998; 88:233-238.


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