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. Author manuscript; available in PMC: 2021 Jul 27.
Published in final edited form as: Semin Fetal Neonatal Med. 2006 Jul 12;11(5):317–326. doi: 10.1016/j.siny.2006.05.001

Figure 4. The association of the Fetal Inflammatory Response Syndrome (FIRS) and preterm labor.

Figure 4.

Among women with preterm PROM, FIRS, as measured by fetal serum (FP) concentration of IL-6 > 11 pg/ml, is associated with the impending onset of preterm labor, regardless of the inflammatory state of the amniotic fluid.54