Table 1.

Characteristics of the study population

	Term in labor (n=77)	Clinical chorioamnionitis at term (n=38)	P value
Maternal age (years)	25 (20.5–30.5)	20.5 (18–25)	0.003
Body mass index (kg/m2)	23.9 (21.0–25.9)	23.8 (21.6–24.8)	0.96
Amniotic fluid glucose (mg/dL)	NA	9 (9–9)
Amniotic fluid white blood cell (cell/mm3)	NA	41.5 (5–468.7)
Gestational age at amniocentesis and delivery (weeks)	39.6 (38.9–40.5)	39.9 (38.9–40.8)	0.46
Birthweight (grams)	3400 (3175–3650)	3500 (3210–3775)	0.34
Suspected neonatal sepsis	1.3% (1/77)	34.2% (13/38)	<0.001
Fetal inflammatory response syndrome (FIRS)	NA	21.1% (8/38)	−
Acute inflammatory lesions of placenta	0% (0/0)	55.3% (21/38)	−

Data are presented as % (n), median (interquartile range).

Acute inflammatory lesions of placenta: acute histologic chorioamnionitis and/or acute funisitis.

NA: results were not available.