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Table 3 Results of the logistic regression concerning IUGR < 5th percentile and maternal characteristics

From: Usefulness and reliability of cell free fetal DNA screening for main trisomies in case of atypical profile on first trimester maternal serum screening

Predictive factor

Odds ratios

CI 95%

p

Maternal age

1.0677

0.9896–1.1521

0.0910

Fetal fraction

0.8727

0.7908–0.9631

0.0068

Gestationnal age

1.1289

1.0202–1.2491

0.0189

HCG level

1.0822

0.9487–1.2344

0.2395

Caucasian origin

2.1622

0.5999–7.7932

0.2385

PAPP-A level

0.3127

0.1660–0.5891

0.0003

Multiparity

1.0451

0.5179–2.1088

0.9020

AMP

3.7490

1.1810–11.9007

0.0249

Maternal weight

0.9958

0.9714–1.0209

0.7417

  1. CI confidence interval, HCG human chorionic gonadotropin, PAPP-A pregnancy-associated plasma protein A, AMP assisted medical procreation