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Table 1 Descriptive characteristics of the sample of 110 hospitalized elderly patients included in the study, categorized in elderly with sarcopenia (sarcopenia and severe sarcopenia) and without sarcopenia

From: Frequency of sarcopenia and associated factors among hospitalized elderly patients

 

Sarcopenia

No sarcopenia

Variables

% (n)

Mean/SD

% (n)

Mean/SD

Age

 

78.9 ± 9.5

 

68.8 ± 6.8

60–69 years

16.7 (4)

 

62.8 (54)

 

70–79 years

33.3 (8)

 

27.9 (24)

 

≥80 years

50.0 (12)

 

9.3 (8)

 

BMI

 

21.5 ± 2.4

 

26.5 ± 4.6

Underweight

54.2 (13)

 

10.5 (9)

 

Normal weight

445.8 (11)

 

53.5 (46)

 

Excess weight

0.0 (0)

 

36.0 (31)

 

Gender

    

Male

50.0 (12)

 

60.5 (52)

 

Female

50.0 (12)

 

39.5 (34)

 

Admission profile

    

Clinical

87.5 (21)

 

51.2 (44)

 

Surgical

12.5 (3)

 

48.8 (42)

 

MMSE

 

20.4 ± 5.7

 

24.7 ± 4.4

Charlson index

 

6.3 ± 1.9

 

5.2 ± 1.7

≤4

25.0 (6)

 

39.5 (34)

 

≥5

75.0 (18)

 

60.5 (52)

 

Length of stay

    

(days)

 

2.8 ± 1.7

 

2.7 ± 1.6

1–3

62.5 (15)

 

65.1 (56)

 

≥3

37.5 (9)

 

34.9 (30)

 

Smoking

    

Absent

70.8 (17)

 

93.0 (80)

 

Present

29.2 (7)

 

7.0 (6)

 

Physical activity

    

<twice a week

    

No

17.4 (4)

 

41.6 (32)

 

Yes

82.6 (19)

 

58.4 (45)

 

Falls in the last year

    

Absent

62.5 (15)

 

77.9 (67)

 

Present

37.5 (9)

 

22.1 (19)

 

SMM (kg)

 

17.5 ± 4.1

 

23.1 ± 5.1

MMI (kg / m2)

 

6.8 ± 1.6

 

8.8 ± 1.7

Handgrip (kg)

 

18.9 ± 6.7

 

30.5 ± 8.4

Gait speed (m / s)

 

0.95 ± 0.4

 

1.36 ± 0.41

  1. BMI = Body mass index; MMSE = Mini mental state exam; SMM = Skeletal muscle mass; MMI = Muscle mass index.