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Table 1 Frequency and percentage of demographic and reproductive data of the study groups

From: The association between reproductive history and menopausal symptoms: an evidence from the cross-sectional survey

Characteristics

 

Menopausal status (n, %)

p value

Premenopause

Perimenopause

Postmenopause

Age

\(\overline{X}\) ± S.D

41.24 ± 5.31

42.51 ± 5.35

55.57 ± 5.93

0.001*

BMI

\(\overline{X}\) ± S.D

29.11 ± 4.56

31.76 ± 5.45

28.99 ± 4.77

0.001*

Age of menarche

\(\overline{X}\) ± S.D

13.07 ± 1.66

13.03 ± 2.01

12.87 ± 1.67

0.59**

Age of first pregnancy

\(\overline{X}\) ± S.D

22.63 ± 5.29

20.35 ± 3.57

21.64 ± 5.12

0.132**

Parity

\(\overline{X}\) ± S.D

1.27 ± 1.08

1.67 ± 1.18

3.44 ± 2.13

0.001*

Number of abortions

\(\overline{X}\) ± S.D

0.33 ± 0.67

0.44 ± 0.81

0.55 ± 0.95

0.387*

Number of children

0

23 (32.9%)

20 (27.8%)

32 (44.4%)

0.018*

1

29 (41.4%)

23 (31.9%)

17 (23.6%)

 

2

18 (25.7%)

22 (30.6%)

17 (23.6%)

 

3

0 (0.0%)

7 (9.7%)

6 (8.3%)

 

Age of menopause

\(\overline{X}\) ± S.D

47.68 ± 5.57

Type of delivery

No delivery

20 (28.6%)

18 (25%)

2 (2.8%)

0.001*

Cesarean section (CS)

28 (40%)

23 (31.9%)

11 (15.3%)

 

Natural childbirth (NC)

18 (25.7%)

23 (31.9%)

45 (62.5%)

 

CS + NC

4 (5.7%)

8 (11.1%)

14 (19.4%)

 

Gynecological surgery history

Yes

35 (50%)

47 (65.3%)

41 (56.9%)

0.195**

No

35 (50%)

25 (34.7%)

31 (43.1%)

 

History of using hormonal contraception

Yes

33 (47.1%)

39 (54.2%)

46 (63.9%)

0.134**

No

37 (52.9%)

33 (45.8%)

26 (36.1%)

 
  1. BMI: body mass index; \(\overline{X}\) ± S.D: Mean ± Standard deviation. The p value is a test for a difference between the mean of continuous variables, and for a difference between the categorical variables. The asterisk by the p values indicates which tests are ''*Kruskal-Wallis'' or ''**Mann-Whitney''