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Table 2 Lumbar spine, femoral neck and total femoral bone mineral density in postmenopausal women according to factors

From: Associations between body composition and lifestyle factors with bone mineral density according to time since menopause in women from Southern Brazil: a cross-sectional study

Factor

Tertile

N

Lumbar spine BMD (g/cm2)

P

Femoral neck BMD (g/cm2)

P

Total femoral BMD (g/cm2)

P

Age (years)

ā‰¤53

37

1.11ā€‰Ā±ā€‰0.13a

0.002

0.94ā€‰Ā±ā€‰0.11a

<0.001

1.00ā€‰Ā±ā€‰0.11a

<0.001

Ā 

53ā€“58

31

1.00ā€‰Ā±ā€‰0.15b

0.88ā€‰Ā±ā€‰0.11a

0.93ā€‰Ā±ā€‰0.11b

Ā 

ā‰„58

31

0.98ā€‰Ā±ā€‰0.14b

0.81ā€‰Ā±ā€‰0.09b

0.88ā€‰Ā±ā€‰0.11b

Time since menopause (years)

ā‰¤3

34

1.08ā€‰Ā±ā€‰0.13a

0.002

0.91ā€‰Ā±ā€‰0.11a

0.008

0.98ā€‰Ā±ā€‰0.12a

0.002

3ā€“8

32

1.07ā€‰Ā±ā€‰0.15a

0.90ā€‰Ā±ā€‰0.11a

0.96ā€‰Ā±ā€‰0.11a

ā‰„8

33

0.96ā€‰Ā±ā€‰0.15b

0.83ā€‰Ā±ā€‰0.11b

0.88ā€‰Ā±ā€‰0.12b

BMI (kg/m2)

ā‰¤25

33

1.00ā€‰Ā±ā€‰0.13

0.086

0.82ā€‰Ā±ā€‰0.10a

0.001

0.87ā€‰Ā±ā€‰0.10a

Ā 
Ā 

25ā€“28.2

34

1.04ā€‰Ā±ā€‰0.14

0.91ā€‰Ā±ā€‰0.10b

0.97ā€‰Ā±ā€‰0.10b

<0.001

Ā 

ā‰„28.2

32

1.08ā€‰Ā±ā€‰0.17

0.91ā€‰Ā±ā€‰0.12b

0.98ā€‰Ā±ā€‰0.13b

Ā 

Fat Mass (kg)

ā‰¤23.4

33

1.01ā€‰Ā±ā€‰0.13a

0.005

0.84ā€‰Ā±ā€‰0.12a

0.016

0.89ā€‰Ā±ā€‰0.1 a

0.003

Ā 

23.4ā€“29.8

34

1.01ā€‰Ā±ā€‰0.17a

0.89ā€‰Ā±ā€‰0.12ab

0.94ā€‰Ā±ā€‰0.13ab

Ā 

ā‰„29.8

32

1.11ā€‰Ā±ā€‰0.13b

0.92ā€‰Ā±ā€‰0.10b

0.99ā€‰Ā±ā€‰0.110b

Lean Mass (kg)

ā‰¤36.0

34

1.02ā€‰Ā±ā€‰0.15

0.108

0.86ā€‰Ā±ā€‰0.10

Ā 

0.92ā€‰Ā±ā€‰0.10

Ā 
Ā 

36.0ā€“39.2

33

1.02ā€‰Ā±ā€‰0.14

0.87ā€‰Ā±ā€‰0.12

0.086

0.93ā€‰Ā±ā€‰0.13

0.130

Ā 

ā‰„39.2

32

1.08ā€‰Ā±ā€‰0.15

0.92ā€‰Ā±ā€‰0.12

Ā 

0.98ā€‰Ā±ā€‰0.12

Ā 

Estradiol (pg/mL)

ā‰¤15

34

1.00ā€‰Ā±ā€‰0.14

0.252

0.85ā€‰Ā±ā€‰0.12

Ā 

0.91ā€‰Ā±ā€‰0.13

0.102

Ā 

15ā€“26

33

1.04ā€‰Ā±ā€‰0.16

0.88ā€‰Ā±ā€‰0.12

0.069

0.94ā€‰Ā±ā€‰0.13

Ā 

ā‰„26

32

1.07ā€‰Ā±ā€‰0.15

0.91ā€‰Ā±ā€‰0.10

Ā 

0.97ā€‰Ā±ā€‰0.10

Free estradiol (pg/mL)

ā‰¤0.20

33

0.99ā€‰Ā±ā€‰0.14

0.207

0.84ā€‰Ā±ā€‰0.12a

0.053

0.91ā€‰Ā±ā€‰0.13

0.093

Ā 

0.2ā€“0.35

32

1.04ā€‰Ā±ā€‰0.15

0.89ā€‰Ā±ā€‰0.12ab

0.94ā€‰Ā±ā€‰0.13

Ā 

ā‰„0.35

34

1.07ā€‰Ā±ā€‰0.15

0.91ā€‰Ā±ā€‰0.10b

0.97ā€‰Ā±ā€‰0.10

RMR (Kcal)

ā‰¤1175

33

1.01ā€‰Ā±ā€‰0.15a

0.005

0.85ā€‰Ā±ā€‰0.11a

0.046

0.90ā€‰Ā±ā€‰0.10

0.028

Ā 

1175ā€“1324

35

1.00ā€‰Ā±ā€‰0.14a

0.89ā€‰Ā±ā€‰0.11ab

0.95ā€‰Ā±ā€‰0.13

Ā 

ā‰„1325

31

1.01ā€‰Ā±ā€‰0.13

Ā Ā Ā Ā Ā 
  1. a-bMeans in a column without a common superscript letter differ (Pā€‰<ā€‰0.05), as analyzed by one-way ANOVA and the Bonferroni test. p valuesĀ in boldface reflect statistical significance