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Table 1 Demographic characteristics of the study population

From: Association between physical activity and menopausal symptoms in perimenopausal women

Variables

Total (n = 631)

Physical activity level

Pfor trend

  

Low (n = 365)

Moderate (n = 177)

High (n = 89)

 

Age, y

48.5 ± 2.7

48.7 ± 2.8

48.0 ± 2.6*

48.8 ± 2.6

0.656

BMI, kg/m2

22.8 ± 3.1

23.0 ± 3.1

22.5 ± 3.0

22.6 ± 2.9

0.257

WC, cma

78.3 (77.5–79.0)

79.0 (78.3–79.8)

77.5 (75.9–78.3)

76.7 (75.2–78.3)

0.040

Smoking, n (%)

14 (3.1)

13 (4.9)

0(0.0)

1 (1.6)

0.032

Marital status, n (%)b

    

0.012

  Nevermarried/separated/divorced/widowed

39 (6.4)

31 (8.9)

5 (2.9)

3(3.6)

 

  Married/cohabitating

568 (93.6)

317 (91.1)

170 (97.1)

81 (96.4)

 

Family income, n (%)c

    

0.059

  Less than 4 million won

79 (15.6)

58 (19.7)

9 (6.3)

12 (17.1)

 

  More than 4 million won

429 (84.4)

236 (80.3)

135 (93.8)

58 (82.9)

 

Education, n (%)d

    

0.097

  High school or lower

215 (36.4)

140 (41.4)

42 (24.9)

33 (39.8)

 

  College/university

375 (63.6)

198 (58.6)

127(75.1)

50 (60.2)

 

Parity, n (%)

    

0.224

  1–2

491 (81.3)

273 (78.7)

147 (87.0)

71 (80.7)

 

  ≥ 3

113 (18.7)

74 (21.3)

22 (13.0)

17 (19.3)

 
  1. The data are expressed as mean ± standard deviation, geometric means (95% confidence interval (CI)), or number (%). The physical activity groups were compared using one-way ANOVA for continuous variables and chi-square tests for categorical variables.
  2. *Significantly different from the control group (Low) at p < 0.05 (Dunnett’s test).
  3. aLog-transformed values were used for analysis; the geometric means and 95% CIs were back-transformed.
  4. bMarital status information was available for 607 participants.
  5. cFamily income information was available for 508 participants.
  6. dEducation information was available for 590 participants.
  7. BMI, body mass index; WC, waist circumference.