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Table 1 Demographic characteristics and biochemical analyses and skeletal-muscle status of the study population

From: The lower basal metabolic rate is associated with increased risk of osteosarcopenia in postmenopausal women

Demographic characteristic

N

Total

Min

Max

Age (year)±

305

58 ± 6

46.0

78.0

Menarche age (year)±

305

13 ± 1

9

18

Menopause age (year)±

305

48 ± 5

34.0

62.0

Gravity±

305

4 ± 2

0

12

Parity±

305

3 ± 2

0

10

Lactation (month)±±

305

36 (45)

0

192

BMI (kg/m2)±

305

28.6 ± 4.6

17.5

41.9

Physical activity

292

   

 Insufficiently activity

 

44.9% (131)

  

 Minimally activity

 

36.3% (106)

  

 HEPA activity

 

18.8% (55)

  

Vitamin D supplementation

305

25.5% (78)

  

Calcium supplementation

305

45.2% (138)

  

Sun exposure (equal or more than 10 min/10 am to 3 pm)

301

40.9% (123)

  

Sun screen (using usually or always)

301

41.5% (125)

  

Bone status

305

   

 Osteoporosis

 

21.0% (64)

  

 Osteopenia

 

51.8% (158)

  

 Normal

 

27.2% (83)

  

Muscle status

 Appendicular muscle mass index (ASM/hight2)±

305

7.1 ± 0.9

4.43

9.37

  Low (≤ 5.76)

 

9.2% (28)

  

  Moderate (5.76–6.76)

 

23.9% (73)

  

  Normal (≥ 6.76)

 

66.9% (204)

  

 Handgrip strength (Muscle strength) < 19.7 kg

271

43.9%(108)

  

 Gait speed (Physical performance) ≤ 0.8 m/s

216

19.9% (43)

  

Macro-nutrients

 Total protein (Percentage of energy)±

305

15 ± 2

9

24

 Total carbohydrate (Percentage of energy)±

305

61 ± 5

39

74

 Total fat (Percentage of energy)±

305

28 ± 5

18

67

Total energy intake (kcal)±

305

2173 ± 425

1171

3618

Body composition

Fat (%)±

305

37 ± 6

14

60

BMR (kcal)±

305

1320 ± 132

948

1744

FFM (kg)±

305

42 ± 7

10

70

  1. Numerical variables were expressed as the mean ± SD and categorical variables were presented as percentages
  2. BMI body mass index, BMR basal metabolism rate, FFM free fat mass, HEPA health- enhancing physical activity
  3. N = available data for each variable, Min = minimum, Max = maximum, Ln = natural logarithm
  4. ±Mean ± SD
  5. ±±Median (IQR)