Table 1 Demographic and clinical characteristics.

From: Sleep quality is a predictor of muscle mass, strength, quality of life, anxiety and depression in older adults with obesity

Baseline characteristics

Good sleepers (n = 46)

Poor sleepers (n = 49)

Sex (n, %)

 Female

36 (78%)

43 (88%)

 Male

10 (22%)

6 (12%)

Age (years) (mean ± SD)

72.43 ± 6.12

73.71 ± 6.22

Sleep (mean ± SD)

 Global PSQI score

3.54 ± 1.29

8.86 ± 3.22

Body composition (mean ± SD)

 Body weight (kg)

84.35 ± 13.57

83.35 ± 12.24

 Height (m)

1.58 ± 0.08

1.55 ± 0.08

 BMI (kg/m2)

33.73 ± 3.89

34.74 ± 3.91

 Fat mass (Kg)

38.83 ± 8.47

39.72 ± 8.20

 Fat mass (%)

46.59 ± 4.84

48.59 ± 4.77

 ALM (kg)

17.79 ± 3.58

16.24 ± 3.11

 ALM/BMI (kg/BMI)

0.53 ± 0.10

0.47 ± 0.10

Muscle strength (mean ± SD)

 Handgrip (kg)

22.00 ± 6.18

19.73 ± 5.12

 Handgrip/BMI (kg)

0.66 ± 0.20

0.57 ± 0.16

 Quality of life (mean ± SD)

 SF-36 (mental health)

73.05 ± 19.75

62.83 ± 21.56

 SF-36 (physical health)

67.26 ± 16.68

52.93 ± 23.58

Comorbidities (n, %)

 Diabetes

9 (19.6%)

8 (16.3%)

 Hypertension

34 (73.9%)

24 (48.9%)

 Pulmonary diseases

1 (2%)

2 (4.1%)

 Psychiatric diseases

3 (6.5%)

5 (10.2%)

 Rheumatic diseases

9 (19.6%)

10 (20.4%)

Use of drugs (n, %)

 Use of anxiolytics

2 (4.3%)

5 (10.2%)

 Use of antidepressant

6 (13.0%)

9 (18.4%)

  1. ALM appendicular lean mass, BMI body mass index, KgF kilogram-force, PSQI Pittsburgh sleep quality index, SD standard deviation, SF-36 Short Form Health Survey.
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