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Table 4 Subgroup analysis of women and children exposed to complicated pregnancies

From: The association of breast feeding for at least six months with hemodynamic and metabolic health of women and their children aged three years: an observational cohort study

 

Women with complicated pregnancies who breastfed for at least six months (n = 34)

Women with complicated pregnancies who did not breastfeed for at least six months (n = 35)

Effect Size (MD, 95% CI)^

Anthropometric and hemodynamic variables

 BMI (kg/m2)

28.4 (7.8)

33.0 (8.9)

-4.1 (-8.4, 3.6)

 Fat mass (kg)

27.6 (16.3)

40.2 (20.3)

-9.2 (-18.8, 0.4)

 Waist circumference (cm)

89.2 (21.5)

102.8 (23.4)

12.6 (-25.3, 0.1)

 Systolic blood pressure (mmHg)

121.2 (12.1)

124.5 (15.6)

-8.0 (-14.1, -2)

 Diastolic blood pressure (mmHg)

67.7 (9.5)

72.5 (11.1)

-7.6 (-12.0, -3.1)

 Mean arterial pressure (mmHg)

81.6 (9.8)

88.3 (14.5)

-8.3 (-13.3, 2.9)

 Augmentation Index (%)

52.2 (16.6)

61 (22.1)

-1.6 (-11.2, 8.0)

 Central systolic blood pressure (mmHg)

111.2 (12)

115.4 (14.7)

-7.5 (-13.3, -1.6)

 Central diastolic blood pressure (mmHg)

70.9 (9.5)

75.3 (11.4)

-7.1 (-11.6, -2.5)

Pathology results

 

Women with complicated pregnancies who breastfed for at least six months (n = 13)

Women with complicated pregnancies who did not breastfeed for at least six months (n = 19)

Effect Size (MD, 95% CI)^

 Fasting glucose (mmol/L)

4.8 (0.5)

4.7 (0.5)

-0.155 (-0.5, 0.19)

 Insulin(mU/L)*

7.5 (2.1)

16.5 (10.2)

-8.2 (-15.0, -1.2)

 HOMA-IR*^

1.6 (0.5)

3.5 (2.2)

-0.17 (-0.5, 0.15)

 Triglycerides (mmol/L)**

1.0 (0.5)

1.6 (0.8)

-0.61 (-1.1, -0.44)

 HDL-C (mmol/L)

1.3 (0.3)

1.2 (0.3)

0.29 (0.03, 0.5)

 LDL-C (mmol/L)

2.7 (0.5)

2.7 (0.5)

0.28 (-0.11, 0.66)

 Total Cholesterol/HDL ratio

3.4 (0.8)

6.2 (7.2)

2.1 (-3.7, 4.6)

 Non-HDL Cholesterol

3.1 (0.6)

2.5 (0.6)

0.03 (-0.4, 0.5)

 Total Cholesterol (mmol/L)

4.4 (0.5)

4.6 (0.6)

0.29 (-0.3, 0.8)

 C-Reactive Protein

3.0 (4)

3.8 (2.5)

-0.19 (-2.7, 2.4)

 

Offspring exposed to pregnancy complication(s) in utero that were breastfed for at least six months (n = 30)

Offspring exposed to uncomplicated pregnancy in utero that were breastfed for at least six months (n = 9)

Effect Size (MD, 95% CI)^

 BMI SDS^^

58.8 (27.3)

56.2 (32)

-2.3 (16.9, 12.3)

 Waist circumference

52 (2.7)

50.9 (2.8)

-0.5 (-3.0, 1.9)

 Systolic blood pressure (mmHg)

99.6 (11.0)

91.9 (24.6)

10.2 (-3.2, 23.7)

 Diastolic blood pressure (mmHg)

58.7 (11.8)

55.8 (17.5)

6.6 (-3.8, 17.1)

 Mean arterial pressure (mmHg)

73.1 (14.9)

67.2 (18.8)

8.4 (-3.7, 20.6)

 Augmentation Index (%)

97.8 (45.9)

81.9 (28.7)

15.1 (-13.5, 43.6)

 Central systolic blood pressure (mmHg)

91.2 (13.1)

85.2 (21.2)

4.9 (-8.2, 18.1)

 Central diastolic blood pressure (mmHg)

62.1 (11.8)

60 (17.8)

4.7 (-6.2, 15.8)

  1. *P-value = 0.001 for univariate analysis
  2. **P-value = 0.04 for univariate analysis
  3. ^^BMI SDS is adjusted for age and sex [23], all other outcomes are adjusted for child age