N

fFN+, CL+

N = 7

fFN+, CL−

N = 4

fFN−, CL+

N = 16

fFN−, CL−

N = 7

Age

years

34

32 34 37

28 32 36

30 34 34

30 33 34

BMI

kg/m2

34

24 24 31

27 27 28

24 26 30

23 27 28

History of preterm birth

34

14% (1)

25% (1)

0% (0)

0% (0)

Parity

34

0

71.4% (5)

50.0% (2)

68.8% (11)

57.1% (4)

1

0.0% (0)

25.0% (1)

25.0% (4)

14.3% (1)

>1

28.6% (2)

25.0% (1)

6.2% (1)

28.6% (2)

Gravidity

34

1

71% (5)

50% (2)

69% (11)

43% (3)

2

0% (0)

25% (1)

12% (2)

29% (2)

>2

29% (2)

25% (1)

19% (3)

29% (2)

Gestation age at hospitalization

day

34

27 + 1 29 + 1 30 + 1

30 + 2 31 + 1 31 + 6

26 + 0 28 + 4 30 + 2

27 + 0 28 + 6 29 + 1

Cervical length

mm

34

10 13 14

25 25 26

12 16 19

22 30 33

Lung maturation

34

100% (7)

100% (4)

100% (16)

57% (4)

Gestation age at birth

day

34

31 + 6 35 + 3 36 + 2

33 + 0 34 + 0 35 + 3

34 + 2 35 + 3 36 + 2

32 + 4 35 + 0 35 + 5

Fetal weight at birth

g

32

1738 2365 2844

2133 2230 2506

2071 2194 2551

1874 2031 2406

Days of hospitalization

day

24

9.0 9.0 9.0

4.8 7.0 15.2

4.0 8.0 8.0

Preterm birth before 37 + 0 weeks

34

71% (5)

100% (4)

88% (14)

86% (6)

Preterm birth before 34 + 0 weeks

34

43% (3)

50% (2)

19% (3)

43% (3)

Tocolysis

34

100.0% (7)

100.0% (4)

93.8% (15)

71.4% (5)

Vaginal bacterial or yeast colonization

34

43% (3)

50% (2)

12% (2)

29% (2)