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Correlation between amniotic fluid and maternal blood inflammatory markers and gestational age at amniocentesis
| Correlation coefficients in Spearman’s rank correlation test | P value | |
|---|---|---|
| Amniotic fluid | ||
| Matrix metalloproteinase-8 | −0.467 | <.001 |
| White blood cell count | −0.355 | .003 |
| Maternal blood | ||
| C-reactive protein | −0.204 | .103 |
| White blood cell count | −0.247 | .055 |
