Fig 1.
Numbers of placentas enrolled in cohorts 1 and 2.
Fig 2.
Gross appearance (A, C) and histological chorioamnionitis (B, D) of opaque (A, B) and translucent (C, D) fetal membranes. Black bars indicate 100 μm.
Table 1.
Inter-rater reliability of three evaluators.
Fig 3.
Association between Amsterdam classification of chorioamnionitis and opaque or translucent fetal membrane: entire subjects (A), stages (B), and grading (C) (cohort 1). *chi-squared test.
Table 2.
Perinatal backgrounds of subjects in cohort 1 (A) and cohort 2 (B).
Table 3.
Odds ratios (ORs) and 95% confidence intervals (CIs) for the relationship between chorioamnionitis-related complications and an opaque fetal membrane (>36 weeks).