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Table 1 Maternal characteristics in the intervention and control groups, PAMELA study

From: A randomized controlled trial of exercise during pregnancy on maternal and neonatal outcomes: results from the PAMELA study

 

Intervention (n = 213)

Control (n = 426)

p

Baseline measures (16-20 weeks gestation)

 Maternal age (years)

27.2 ± 5.3

27.1 ± 5.7

0.83

 Gestational age (weeks)

16.4 ± 1.6

16.4 ± 1.5

0.74

 Weight (kg)

69.1 ± 12.8

69.4 ± 13.0

0.77

 Height (cm)

161 ± 6.6

161 ± 6.0

0.29

 Blood systolic pressure (mmHg)

111.6 ± 10.2

112.1 ± 10.4

0.58

 Blood diastolic pressure (mmHg)

68.8 ± 7.9

69.3 ± 7.3

0.16

 Proteinuria (mg/DL)ǂ

12.2 ± 5.9

12.4 ± 6.7

0.67

 Fasting glycemia (mg/DL)

82.6 ± 8.5

82.4 ± 7.9

0.80

Prenatal care measures (up to 20 weeks gestation)

Intervention (n = 199)

Control (n = 399)

p

 Schooling (years)b

12.4 ± 3.7

11.9 ± 3.5

0.09

 Pre-pregnancy body mass index (kg/m2)a

25.1 ± 3.9

25.2 ± 4.1

0.94

 Pre-pregnancy body mass index (≥ 25 kg/m2)a

81 (44.3)

169 (46.1)

0.69

Nulliparity

 Yes

124 (64.9)

251 (66.1)

0.73

Skin colorb

 White

147 (73.9)

308 (77.6)

0.12

Marital Status

 Living with a partner

170 (85.4)

345 (86.5)

0.73

Smoking during pregnancyc

 Yes

13 (6.9)

16 (4.4)

0.21

Employment during pregnancy

 Yes

109 (58.3)

239 (62.3)

0.33

  1. Data are expressed as means with standard deviation (SD) and n. (%). p > .05
  2. No statistically significant differences between groups. Group-mean differences according covariates were analyzed by the Student’s t-test (mean, SD) or chi-squared test (n, %). ǂ1 missing;a48 missing; b1 missing; c 42 missing; c 29 missing