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Table 3 Proportion of alteration in the ratio between fetal movements and accelerations (FM/A) and the presence of decelerations recorded by cardiotocography (CTG) prior to and following moderate physical exercise in water, according to gestational age.

From: Fetal cardiotocography before and after water aerobics during pregnancy

Gestational age (weeks)

% altered FM/A

n

p 1

 

CTG before

CTG after

  

24 - 27

34.4

32.8

61

> 0.999

28 - 31

18.3

16.7

60

> 0.999

32 - 35

18.8

7.8

64

0.065

36 - 40

17.2

6.9

58

0.109

 

% with deceleration

  

24 - 27

4.9

6.6

61

> 0.999

28 - 31

1.7

3.3

60

> 0.999

32 - 35

-

-

64

--

36 - 40

5.2

5.2

58

> 0.999

  1. 1 McNemar's test, binomial distribution