Table 2

Newborn birth weight and offspring characteristics in the exercise and control groups (mean (SD) and N (%)), analyzed by intention to treat (ITT), per protocol (≥ 80% of exercise sessions) and analyses of 100% exercise adherence (24 exercise sessions)

ITT

Per Protocol

100% exercise adherence


EG (n = 52)

CG (n = 53)

p-value

EG (n = 21)

CG (n = 53)

p-value

EG (n = 14)

CG (n = 53)

p-value

Birth weight (g)

3477 (424)

3542 (464)

0.4

3451 (450)

3542(464)

0.4

3310 (463)

3542 (464)

0.1

< 2500 (g)

1 (1.9)

1 (1.9)

0 (0)

1 (1.9)

0 (0)

1 (1.9)

2500 to < 4000 (g)

46 (88.5)

43 (81.1)

18 (85.7)

43 (81.1)

13 (92.9)

43 (81.1)

≥ 4000 (g)

5 (9.6)

9 (17.0)

0.5

3 (14.3)

9 (17.0)

0.7

1 (7.1)

9 (17.0)

0.6

Birth lenght (cm)

50.2 (2.0)

50.8 (1.9)

0.1

49.8 (1.7)

50.8 (1.9)

0.04

49.5 (1.7)

50.8 (1.9)

0.03

Head circumference (cm)

34.9 (1.4)

35.1 (1.6)

0.5

34.7 (1.4)

35.1 (1.6)

0.3

34.4 (1.7)

35.1 (1.6)

0.2

Gestational age

39.9 (1.2)

39.6 (1.2)

0.2

39.7 (1.0)

39.6 (1.2)

0.8

39.6 (1.1)

39.6 (1.2)

0.9

Apgar score 1 min

8.8 (0.8)

8.6 (1.2)

0.3

9.1 (0.3)

8.6 (1.2)

0.02

9.1 (0.4)

8.6 (1.2)

0.02

Apgar score 5 min

9.6 (0.6)

9.4 (0.8)

0.4

9.6 (0.6)

9.4 (0.8)

0.2

9.7 (0.6)

9.4 (0.8)

0.2

Gender

- Boys

24 (46.2)

27 (50.9)

11 (52.4)

27 (50.9)

6 (42.9)

27 (50.9)

- Girls

28 (53.8)

26 (49.1)

0.6

10 (47.6)

26 (49.1)

0.8

8 (57.1)

26 (49.1)

0.9


Haakstad and Bø BMC Pregnancy and Childbirth 2011 11:66   doi:10.1186/1471-2393-11-66

Open Data