Table 3

Doer sub-sample accumulated daily minutes in walking behaviours, sports and exercise, and total physical activity

Minutes doers spent in activity


1965
 1975
 1985
 1992–1994
 2003

Physical activity variable
 mean (95% CI)
 mean (95% CI)
 mean (95% CI)
 mean (95% CI)
 mean (95% CI)

median (P25;P75)
 median (P25;P75)
 median (P25;P75)
 median (P25;P75)
 median (P25;P75)
Any walking
 46.2
 51.9
 44.8
 40.2
 44.9

(36.7; 55.7)
 (37.2; 66.6)
 (40.8; 48.8)
 (37.4; 43.1) 20
 (43.0; 46.7)

43
 30
 30
 (10; 50)
 30

(23; 60)
 (30; 60)
 (20; 60)
(10; 60)
Walking for exercise
 46.2
 51.9
 42.0
 NA
 52.4

(36.7; 55.7)
 (37.2; 66.6)
 (37.1; 47.0)
(49.6; 55.2)

43
 30
 30
45

(23; 60)
 (30; 60)
 (29; 60)
(30; 60)
Walking for transport
 NA
 NA
 53.8
 32.7
 31.4



(44.2; 63.5)
 (30.2; 35.2)
 (29.9; 32.8)



45
 20
 20



(30; 60)
 (8; 45)
 (6; 42)
Walking the dog
 NA
 NA
 38.8
 55.9
 42.5



(34.1; 43.6)
 (48.4; 63.4)
 (39.4; 45.5)



30
 30
 30



(15; 50)
 (20; 60)
 (20; 60)
Sports/exercise **
 95.1
 108.3
 87.7
 122.1
 89.6

(80.0; 110.2)
 (94.6; 122.0)
 (81.1; 94.3)
 (116.0; 128.2)
 (86.5; 92.6)

90
 85
 60
 80
 60

(25; 150)
 (40; 143)
 (30; 120)
 (45; 160)
 (40; 120)
Total physical activity***
 81.8
 98.5
 75.1
 91.9
 69.4

(70.0; 93.6)
 (86.7; 110.3)
 (70.3; 79.9)
 (87.7; 96.0)
 (67.4; 71.3)

60
 60
 55
 60
 50

(25; 130)
 (30; 126)
 (30; 97)
 (20; 120)
 (20; 90)

*estimates age-standardized to the 2000 US. census population using age groups 18–24 years, 25–34 years, 35–44 years, 45–64 years, and 65 years or older; **walking for exercise not included, with the exception of 1992–1994 which might have contained walking for exercise; ***all walking and sports & exercise considered, no double-counting

Tudor-Locke et al. International Journal of Behavioral Nutrition and Physical Activity 2007 4:45   doi:10.1186/1479-5868-4-45

Open Data