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. Author manuscript; available in PMC: 2012 Dec 21.
Published in final edited form as: Am J Epidemiol. 2008 Feb 25;167(7):875–881. doi: 10.1093/aje/kwm390

TABLE 3.

Amount of time* spent in sedentary behavior (mean hours/day), by age, gender, and racial/ethnic group, United States, 2003–2004

Gender and age
group (years)
Non-Hispanic
Whites
Non-Hispanic
Blacks
Mexican
Americans
All participants 7.74 (0.06) 7.61 (0.05) 7.18 (0.05)
 6–11 6.03 (0.07) 6.10 (0.10) 6.03 (0.09)
 12–15 7.47 (0.13) 7.62 (0.12) 7.55 (0.07)
 16–19 8.03 (0.10) 8.10 (0.10) 7.62 (0.08)§
 20–39 7.42 (0.12) 7.81 (0.08) 6.47 (0.10)
 40–59 7.79 (0.08) 7.59 (0.08) 7.00 (0.07)
 ≥60 8.85(0.08) 9.04 (0.11) 8.31 (0.11)
  p-trend <0.001 <0.001 <0.001
Males 7.73 (0.08) 7.54 (0.06) 6.89 (0.07)
 6–11 5.90 (0.13) 6.30 (0.12) 6.08 (0.13)
 12–15 7.36 (0.18) 7.44 (0.19) 7.35 (0.11)
 16–19 7.91 (0.19) 8.00 (0.12) 7.42 (0.13)
 20–39 7.36 (0.19) 7.81 (0.13) 5.98 (0.12)
 40–59 7.83 (0.10) 7.57 (0.17) 6.82 (0.12)§
 ≥60 9.14 (0.11) 9.32 (0.17) 8.42 (0.20)
  p-trend <0.001 <0.001 0.001
Females 7.74 (0.04) 7.67 (0.06) 7.47 (0.05)
 6–11 6.18 (0.06) 5.88 (0.14),# 6.02 (0.08)
 12–15 7.60 (0.12) 7.83 (0.12) 7.78 (0.09)
 16–19 8.15 (0.12) 8.20 (0.10) 7.89 (0.08)
 20–39 7.49 (0.09) 7.80 (0.08) 6.97 (0.13)
 40–59 7.74 (0.11) 7.60 (0.13) 7.18 (0.10)§
 ≥60 8.60 (0.10) 8.83 (0.15) 8.26 (0.13)
  p-trend <0.001 <0.001 <0.001
*

Estimates of amounts of time spent in sedentary behaviors (hours/day) are least-square means adjusted for monitor-wearing time, as well as for age and gender as appropriate.

Numbers in parentheses, standard error.

Mexicans were significantly less sedentary than Whites and Blacks (p < 0.05).

§

Mexicans were significantly less sedentary than Whites (p < 0.05).

Blacks were significantly less sedentary than Whites (p < 0.05).

#

Blacks were significantly less sedentary than Mexicans (p < 0.05).