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Table 2 Comparison of reproductive characteristics of 569 women according to education level

From: The relationship between educational level and bone mineral density in postmenopausal women

 

No Education

Elementary

High school

University

Age (years)

59.75 ± 7.29

61.42 ± 7.50

60.23 ± 7.49

58.72 ± 7.46

Body Mass Index

27.18 ± 5.14

28.23 ± 5.63

27.72 ± 6.14

28.45 ± 5.56

Age at menarche (years)

13.77 ± 1.36

13.75 ± 1.28

14.09 ± 0.83

13.22 ± 1.38

Age at menopause (years)

45.26 ± 5.57

45.22 ± 6.72

47.25 ± 4.69

45.38 ± 5.25

Duration of fertility (years)

31.48 ± 5.73

31.47 ± 6.79

33.25 ± 4.81

32.16 ± 5.61

Duration of menopause (years)

14.49 ± 7.8

13.20 ± 8.17

12.02 ± 8.02

12.41 ± 8.73

Number of abortions

1.31 ± 1.51b, c

0.94 ± 1.64

0.51 ± 1.17

0.19 ± 0.54

Number of pregnancies

7.11 ± 3.38a, b, c

4.93 ± 3.61d, e

2.27 ± 1.91

2.29 ± 1.39

Duration of lactation (months)

133.2 ± 54.3a, b, c

93.62 ± 50.66d, e

45.76 ± 38.83

57.77 ± 35.36

  1. Values are shown as mean ± standard deviation (SD) for all variables.
  2. aSignificant different from elementary group, b Significant different from high school group, cSignificant different from university group, d Significant different from high school group, and e Significant different from university group (p < 0.05).