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Table 1 Descriptive baseline data for all women and women with and without incident fracture

From: Early menopause and weight loss are significant factors associated with risk of future fracture in middle-aged women

    

Incident fracture

  
   

No

 

Yes

 
   

n = 12,303

 

n = 6023

 
 

na

 

median (Q2-Q4b)

 

median (Q2-Q4b)

p-value

Age at baseline

18,323

(years)

55.2. (49.5–62.4)

 

60.0 (52.0–65.5)

< 0.001

Body mass index (BMI)

18,293

(kg/m2)

24.8 (22.5–27.9)

 

24.7 (22.5–27.6)

0.004

Weight

18,293

(kg)

67.0 (60.0–75.0)

 

66.0 (60.0–74.0)

0.005

Height

18,294

(cm)

163.0 (159.0–168.0)

 

164.0 (159.0–168.0)

0.586

Weight at 20 years of age

15,143

(kg)

55.0 (50.0–60.0)

 

55.0 (50.0–60.0)

0.152

Waist-hip-ratio

18,285

(ratio)

0.79 (0.76–0.83)

 

0.79 (0.76–0.83)

0.158

Alcohol

17,100

(g/day)

5.6 (0.8–11.7)

 

4.8 (0.6–11.0)

< 0.001

Physical activity score

17,205

 

6720.0 (4000.0–10,365.0)

 

6730.0 (3877.0–10,575.0)

0.754

   

n (%)

 

n (%)

 

Current smokers

17,319

(yes)

3336 (28.7)

 

1526 (26.8)

0.008

Previous fracture

18,326

(yes)

299 (2.4)

 

277 (4.6)

< 0.001

Family history of fracture

18,326

(yes)

2199 (17.9)

 

1392 (23.1)

< 0.001

Living alone

17,315

(yes)

3149 (27.1)

 

1750 (30.7)

< 0.001

Heavy work

16,873

(yes)

1455 (12.8)

 

732 (13.2)

0.469

Highest level of education

17,278

    

< 0.001

 Completed elementary school

 

(no)

96 (0.8)

 

50 (0.8)

 

 Elementary and junior school (6–10 years)

 

(yes)

7814 (67.4)

 

4068 (71.5)

 

 Advanced level and university (> 11 years)

 

(yes)

3677 (31.7)

 

1573 (27.6)

 

Self-reported weight change since 20 years of age

17,288

    

< 0.001

 It has been the same

 

(yes)

1452 (12.5)

 

744 (13.1)

 

 Gradually increased

 

(yes)

6787 (58.5)

 

3216 (69.5)

 

 Gradually decreased

 

(yes)

280 (2.4)

 

210 (3.7)

 

 My weight has varied

 

(yes)

3075 (26.5)

 

1524 (26.8)

 
   

median (Q2-Q4b)

 

median (Q2-Q4b)

 

Weight changes in kilograms for groups of self-reported weight change since 20 years of age

12,150

    

0.001

 It has been the same

1641

(kg)

3.0 (1.0–7.0)

 

3.0 (0.0–6.0)

 

 Gradually increased

7116

(kg)

14.0 (9.0–20.0)

 

14.0 (9.0–20.0)

 

 Gradually decreased

358

(kg)

−4.0 (−8.0- -0.5)

 

−5.0 (−8.0- -2.0)

 

 My weight has varied

3035

(kg)

9.0 (4.0–15.0)

 

9.0 (4.0–15.0)

 

Overall weight change since 20 years of age

12,163

(kg)

11.0 (6.0–18.0)

 

11.0 (5.0–17.0)

< 0.001

  1. athe number of valid answers for every question, used for calculating percentages
  2. bvalues of quartile 2 and 4