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| |
Total
|
< 4 h/day
|
≥ 4 h/day
|
P valuea
|
|---|
|
n
|
(%)
|
Mean (h/day)
|
(95% CI)
|
n
|
(%)
|
Mean (h/day)
|
(95% CI)
|
n
|
(%)
|
Mean (h/day)
|
(95% CI)
|
|---|
|
Total
|
| |
2749
| |
2.92
|
(2.84, 3.01)
|
1940
|
(70.6)
|
1.81
|
(1.76, 1.85)
|
809
|
(29.4)
|
5.61
|
(5.47, 5.75)
|
<0.001
|
|
Men
|
|
20–29 years
|
52
|
(4.4)
|
2.24
|
(1.73, 2.75)
|
39
|
(75.0)
|
1.40
|
(1.01, 1.78)
|
13
|
(25.0)
|
4.77
|
(4.25, 5.29)
|
<0.001
|
|
30–39 years
|
104
|
(8.9)
|
2.00
|
(1.73, 2.26)
|
88
|
(84.6)
|
1.57
|
(1.36, 1.78)
|
16
|
(15.4)
|
4.34
|
(4.03, 4.66)
|
<0.001
|
|
40–49 years
|
124
|
(10.6)
|
2.26
|
(1.99, 2.53)
|
98
|
(79.0)
|
1.67
|
(1.46, 1.89)
|
26
|
(21.0)
|
4.48
|
(4.22, 4.75)
|
<0.001
|
|
50–59 years
|
183
|
(15.6)
|
2.66
|
(2.37, 2.95)
|
140
|
(56.5)
|
1.88
|
(1.72, 2.04)
|
43
|
(23.5)
|
5.20
|
(4.52, 5.88)
|
<0.001
|
|
60–69 years
|
358
|
(30.5)
|
3.50
|
(3.24, 3.77)
|
222
|
(62.0)
|
1.99
|
(1.85, 2.13)
|
136
|
(38.0)
|
5.97
|
(5.59, 6.36)
|
<0.001
|
|
70–79 years
|
265
|
(22.6)
|
3.89
|
(3.59, 4.19)
|
141
|
(53.2)
|
2.10
|
(1.93, 2.27)
|
124
|
(46.8)
|
5.92
|
(5.55, 6.29)
|
<0.001
|
|
80–89 years
|
86
|
(7.3)
|
4.49
|
(3.81, 5.18)
|
40
|
(46.5)
|
1.76
|
(1.39, 2.14)
|
46
|
(53.5)
|
6.87
|
(6.16, 7.58)
|
<0.001
|
|
Women
|
|
20–29 years
|
65
|
(4.1)
|
2.43
|
(1.85, 3.00)
|
50
|
(76.9)
|
1.44
|
(1.13, 1.74)
|
15
|
(23.1)
|
5.73
|
(4.46, 7.01)
|
<0.001
|
|
30–39 years
|
227
|
(14.4)
|
1.75
|
(1.55, 1.95)
|
200
|
(88.1)
|
1.36
|
(1.20, 1.51)
|
27
|
(11.9)
|
4.69
|
(4.44, 4.93)
|
<0.001
|
|
40–49 years
|
178
|
(11.3)
|
2.02
|
(1.74, 2.30)*
|
159
|
(89.3)
|
1.56
|
(1.39, 1.73)
|
19
|
(10.7)
|
5.84
|
(4.56, 7.13)
|
<0.001
|
|
50-59 years
|
270
|
(17.2)
|
2.42
|
(2.23, 2.62)
|
219
|
(81.1)
|
1.82
|
(1.68, 1.95)
|
51
|
(18.9)
|
5.02
|
(4.66, 5.38)
|
<0.001
|
|
60–69 years
|
415
|
(26.3)
|
3.07
|
(2.87, 3.27)*
|
285
|
(68.7)
|
1.98
|
(1.85, 2.10)
|
130
|
(31.3)
|
5.47
|
(5.16, 5.78)
|
<0.001
|
|
70–79 years
|
319
|
(20.3)
|
3.34
|
(3.09, 3.59)*
|
199
|
(62.4)
|
2.02
|
(1.86, 2.17)
|
120
|
(37.6)
|
5.54
|
(5.18, 5.90)
|
<0.001
|
|
80–89 years
|
103
|
(6.5)
|
3.58
|
(3.12, 4.05)
|
60
|
(58.3)
|
2.02
|
(1.73, 2.30)
|
43
|
(41.7)
|
5.77
|
(5.18, 6.36)
|
<0.001
|
- TV, television; CI, confidence intervals
- aP value for differences between <4 h/day and ≥4 h/day were estimated by Mann-Whitney tests
- *P<0.05 significantly different between men and women using Mann-Whitney tests
