Skip to main content

Table 2 Sociodemographic characteristics by accelerometry derived classes among adults (n = 7931); NHANES 2003-2006

From: Physical activity and sedentary behavior patterns using accelerometry from a national sample of United States adults

   Weighted percent: gender Weighted percent: age in years Weighted percent: race/ethnicity
  n Female (n = 4118) Male (n = 3813) 18-34 (n = 2530) 35-49 (n = 1790) 50-64 (n = 1627) > = 65 (n = 1984) Non-Hispanic White (n = 3953) Non-Hispanic Black (n = 1727) Hispanic (N = 1927) Other (N = 324)
Average counts/minute
Class 1 - Least active 2088 61.0 39.0 10.9 15.5 25.2 48.4 76.9 11.0 6.1 6.0
Class 2 3372 58.9 41.1 27.7 31.6 28.3 12.4 72.2 11.8 10.2 5.7
Class 3 1596 46.5 53.5 35.1 37.9 21.7 5.2 71.4 10.4 14.0 4.2
Class 4 181 31.5 68.5 40.2 42.6 15.6 1.6 79.3 6.0 6.9 7.8
Class 5 571 25.0 75.0 42.0 39.9 15.1 3.0 67.2 7.2 22.4 3.3
Class 6 - Most active 123 18.6 81.4 49.3 40.7 9.1 0.9 48.2 13.2 34.5 4.1
Percent of MVPA (Troiano) out of total wearing time per day
Class 1 - Least active 5410 61.6 38.4 21.4 26.7 27.9 23.9 73.3 11.4 9.5 5.7
Class 2 1768 40.1 59.9 37.2 37.4 19.4 6.1 72.6 9.9 13.4 4.2
Class 3 207 26.6 73.4 37.3 46.1 14.3 2.3 78.4 5.3 9.1 7.3
Class 4 473 25.4 74.6 44.8 35.8 15.8 3.5 63.8 10.9 20.5 4.8
Class 5 - Most active 73 16.6 83.4 55.1 32.7 12.2 0.0 44.0 13.5 40.1 2.4
Percent of MVPA bouts (Troiano) out of total wearing time per day
Class 1 - Least active 4765 58.0 42.0 22.7 27.7 26.1 23.6 73.2 11.6 9.7 5.6
Class 2 569 43.7 56.3 31.6 36.7 23.1 8.5 74.8 7.8 13.3 4.1
Class 3 814 45.1 54.9 34.2 32.4 23.6 9.8 71.0 10.7 13.8 4.5
Class 4 1573 47.8 52.2 34.2 35.1 21.5 9.3 71.5 9.9 13.1 5.5
Class 5 - Most active 210 32.6 67.4 39.1 30.9 23.4 6.7 64.9 12.7 17.8 4.7
Percent of MVPA (Matthews) out of total wearing time per day
Class 1 - Least active 2330 62.7 37.3 12.4 15.7 25.0 46.9 76.0 11.2 6.4 6.4
Class 2 3277 57.6 42.4 29.6 32.2 27.8 10.4 72.7 11.6 10.3 5.4
Class 3 1500 44.4 55.6 34.3 38.2 21.6 5.9 72.9 10.3 13.1 3.7
Class 4 245 32.6 67.4 34.8 45.5 17.1 2.7 71.2 7.2 11.6 10.0
Class 5 470 26.1 73.9 39.5 41.1 16.9 2.5 63.2 8.6 25.5 2.8
Class 6 - Most active 109 17.4 82.6 48.6 37.3 13.3 0.8 44.1 7.1 46.2 2.7
Percent of MVPA bouts (Matthews) out of total wearing time per day
Class 1 - Least active 1233 66.2 33.8 12.2 15.4 22.3 50.1 77.7 11.0 6.8 4.5
Class 2 1410 66.1 33.9 23.6 26.2 29.1 21.1 71.2 12.7 8.2 7.8
Class 3 2827 54.5 45.5 29.5 32.1 25.4 13.0 73.0 10.9 10.6 5.6
Class 4 1997 41.5 58.5 31.5 36.5 23.1 8.9 73.8 9.8 12.6 3.8
Class 5 - Most active 464 23.5 76.5 41.0 38.9 16.7 3.4 55.6 9.1 30.6 4.8
Percent of sedentary behavior out of total wearing time per day
Class 1 - Most sedentary 662 49.7 50.3 11.4 11.1 20.2 57.4 79.8 10.7 4.0 5.5
Class 2 2090 51.2 48.8 23.8 25.0 25.4 25.7 75.5 11.4 7.2 6.0
Class 3 2848 57.5 42.5 27.1 31.3 27.2 14.4 73.8 11.4 8.8 5.9
Class 4 1749 53.0 47.0 32.9 37.3 22.5 7.3 70.0 9.4 16.5 4.1
Class 5 - Least sedentary 582 33.2 66.8 38.5 41.1 18.0 2.3 57.1 10.6 28.7 3.6
Percent of sedentary bouts out of total wearing time per day
Class 1 - Most sedentary 587 48.5 51.5 9.6 8.4 18.3 63.8 81.0 9.9 3.0 6.1
Class 2 1469 47.7 52.3 20.9 24.2 25.3 29.5 76.8 10.9 6.1 6.2
Class 3 656 57.7 42.3 30.8 33.6 25.4 10.2 73.9 11.3 9.1 5.6
Class 4 1449 54.4 45.6 25.8 25.9 26.9 21.4 73.4 12.3 9.2 5.1
Class 5 1951 54.6 45.4 29.0 33.5 26.8 10.7 73.0 10.6 11.1 5.3
Class 6 288 48.0 52.0 28.4 38.3 27.1 6.2 69.4 10.4 13.8 6.4
Class 7 - Least sedentary 1531 52.9 47.1 35.8 39.6 19.8 4.8 65.2 9.9 20.8 4.1
  1. MVPA = moderate to vigorous physical activity.
  2. Note: row percents are presented by category.