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Table 2 Post-randomisation distribution of risk variables and adherence according to treatment group for women with a history of premature delivery (HPD)

From: A randomised controlled trial of probiotics for the prevention of spontaneous preterm delivery associated with bacterial vaginosis: preliminary results

 

Placebo

Treatment

 

Total

Factor

Frequency

%

Mean

Frequency

%

Mean

 

Frequency

%

Mean

Gestacional Age at

          

Randomization

          

< 12w

2

12.5%

11w.6d

2

10.5%

11w.1d

 

4

11.4%

11w.4d

(12w-16w)

7

43.8%

14w.3d

7

36.8%

14w.3d

 

14

40.0%

14w.3d

(16w-20w)

7

43.8%

17w.5d

10

52.6%

19w.4d

 

17

48.6%

18w.6d

Total

16

100.0%

15w.4d

19

100.0%

16w.5d

 

35

100.0%

16w.2d

Nugent Score

          

4-6

5

31.3%

4.8

5

26.3%

5.4

 

10

28.6%

5.1

7-8

9

56.3%

7.8

9

47.4%

7.7

 

18

51.4%

7.7

9-10

2

12.5%

9.0

5

26.3%

9.0

 

7

20.0%

9.0

Total

16

100.0%

7

19

100.0%

7.4

 

35

100.0%

7.2

Height(m)

          

< = 1.55

4

25.0%

1.51

5

26.3%

1.53

9

25.7%

1.52

 

>1.55

12

75.0%

1.64

14

73.7%

1.63

26

74.3%

1.63

 

Total

16

100.0%

1.61

19

100.0%

1.60

35

100.0%

1.60

 

Ethnicity

          

White

3

18.8%

 

5

26.3%

 

8

22.9%

  

Black

13

81.2%

 

14

73.7%

 

27

77.1%

  

Total

16

100.0%

 

19

100.0%

 

35

100.0%

  

Adherence

          

No

4

25.0%

 

7

36.8%

 

11

31.4%

  

Yes

12

75.0%

 

12

63.2%

 

24

68.6%

  

Total

16

100.05

 

19

100.0%

 

35

100.0%

  
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Trials

ISSN: 1745-6215