Sedentary Behavior and Physical Activity Are Independent Predictors of Successful Aging in Middle-Aged and Older Adults
Table 1
Characteristics of the sample by age group and sex.
Older adults
Middle-aged adults
Both sexes
Males
Females
Both sexes
Males
Females
(unweighted sample size)
9,478
4,245
5,233
10,060
4,621
5,439
65–69 y
45–49 y
26.9
30.1
24.5
26.6
25.1
28.0
70–74 y
50–54 y
19.8
21.2
18.6
30.8
34.3
27.5
Age
75–79 y
55–59 y
17.2
16.9
17.4
22.2
20.9
23.4
80–84 y
60–64 y
12.8
9.9
15.0
20.4
19.6
21.0
>80 y
23.3
21.8
24.4
>$20,000
24.1
13.7
32.2
8.3*
7.1*
9.5*
$20,000–39,000
37.8
37.9
37.7
13.4*
11.3*
15.4*
Income
$40,000–59,000
18.3
21.3
15.9
17.2
15.5*
18.9*
$60,000–79,000
8.9
11.1
7.2
18.6*
18.6*
18.7*
>$80,000
10.9
16.0
7.0
42.4*
47.5*
37.5*
Married/common law
48.7
67.0
34.4
74.9*
78.3*
71.8*
Marital status
Widowed
38.0
19.7
52.3
3.5*
1.5*
5.3*
Separated/divorced
8.4
8.0
8.7
12.7*
10.6*
14.6*
Single/never married
4.9
5.2
4.6
8.9*
9.6*
8.3*
Active
33.3
36.4
30.9
39.3*
42.7*
36.2*
Physical activity levels
Moderately active
35.3
35.6
35.2
37.9*
35.7
40.1*
Inactive
31.3
28.0
33.9
22.7*
21.6*
23.8*
Least sedentary
14.9
15.7
14.3
25.2*
25.6*
24.9*
Sedentary behaviour
Moderately sedentary
33.8
34.4
33.3
34.0
33.2
34.7
Sedentary
51.3
49.9
52.4
40.8*
41.2*
40.4*
Overall SA
56.8
58.0
55.8
56.9
58.1
55.6
Physical SA
87.6
90.4
85.5
98.4*
98.8*
98.1*
Psychological SA
85.3
84.9
85.7
86.6
89.2*
84.1
Sociological SA
70.5
70.8
70.2
63.2*
63.3*
63.2*
*significant differences between older and middle-aged adults within sex category. : sample size; SA: successful aging. All data are weighted unless otherwise stated. All data are a percent of the sample.