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Table 1 Participants’ characteristics by gender

From: A cross-sectional assessment of oxidative DNA damage and muscle strength among elderly people living in the community

Variable

Total n (%)

Men n (%)

Women n (%)

p Value

Total

86 (100.0)

18 (100.0)

68 (100.0)

 

Age group (%)

 65–74 years

33 (38.3)

6 (33.3)

27 (39.7)

 

 75–84 years

42 (48.8)

7 (39.0)

35 (51.5)

 

 ≥85 years

11 (12.7)

5 (27.7)

6 (8.8)

 

Mean age (years)

76.5 ± 6.1

78.9 ± 6.7

75.8 ± 5.8

0.027*

Systolic blood pressure (mmHg)

135.8 ± 18.1

130.1 ± 21.1

137.2 ± 17.0

0.069

Diastolic blood pressure (mmHg)

71.0 ± 11.0

70.2 ± 9.1

71.2 ± 11.4

0.364

Height (m)

1.49 ± 7.4

1.56 ± 7.3

1.47 ± 6.1

<0.001*

Weight (kg)

50.6 ± 9.0

57.4 ± 11.0

48.8 ± 7.4

<0.001*

Body mass index (kg/m2)

 <18.5

5 (5.8)

1 (5.6)

4 (5.9)

 

 18.5–24.9

58 (67.5)

10 (55.6)

48 (70.6)

 

 25.0–29.9

22 (25.6)

7 (38.8)

15 (22.0)

 

 ≥30

1 (1.1)

1 (1.5)

 

Mean body mass index (kg/m2)

22.6 ± 3.1

23.2 ± 3.2

22.4 ± 3.1

0.168

Smoking

 Nonsmoker

76 (88.4)

10 (55.6)

66 (97.0)

 

 Ex-smoker

9 (10.5)

7 (38.8)

2 (3.0)

 

 Smoker

1 (1.1)

1 (5.6)

 

Alcohol consumption

 Every day

12 (14.1)

9 (50.0)

3 (4.4)

 

 Occasionally

10 (11.8)

2 (11.1)

8 (12.0)

 

 No alcohol

63 (74.1)

7 (38.9)

56 (83.6)

 

Physical exercise

 Regular

48 (55.8)

13 (72.2)

35 (51.4)

 

 No exercise

36 (41.8)

5 (27.8)

31 (45.6)

 

 No answer

2 (2.4)

2 (3.0)

 

Number of chronic diseases

 None

36 (42.4)

11 (64.7)

25 (36.7)

 

 One

37 (43.5)

4 (23.5)

33 (48.5)

 

 Two

7 (8.2)

2 (11.8)

5 (7.4)

 

 Three

3 (3.5)

3 (4.4)

 

 Four

2 (2.4)

2 (3.0)

 

Acute disease in the last 3 months

 Yes

10 (12.1)

1 (5.6)

9 (13.9)

 

 No

73 (87.9)

17 (94.4)

56 (86.1)

 
  1. p < 0.05 (by unpaired t test)