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Table 4 Oxygen consumption of walking and sitting behaviors during sitting bouts with and without a walking break (mean ± SE).

From: Energy expenditure of interruptions to sedentary behavior

 

Bout 1

Bout 2

Bout 3

Bout 4

Total Gross O2 consumption

ml/kg/30 min

ml/kg/30 min

ml/kg/30 min

ml/kg/30 min

   All

113.4 ± 4.0 b, c, d

122.4 ± 3. 9 a, c, d

132.9 ± 3.3 a, b, d

156.2 ± 3.8 a, b, c

   Females

112.2 ± 5.3 b, c, d

124.7 ± 5.8 a, d

130.8 ± 5.0 a, d

155.9 ± 5.9 a, b, c

   Males

114.5 ± 6.1 b, c, d

120.1 ± 5.2 a, c, d

135.0 ± 4.5 a, b, d

156.4 ± 4.7 a, b, c

Total Net O2 consumption

ml/kg/30 min

ml/kg/30 min

ml/kg/30 min

ml/kg/30 min

   All

19. 8 ± 3.4 b, c, d

28.8 ± 3.3 a, c, d

39.3 ± 2.9 a, b, d

62.6 ± 2.9 a, b, c

   Females

22.5 ± 4.9 b, c, d

35.0 ± 4.6 a, c, d

41.1 ± 4.0 a, b, d

66.2 ± 4.1 a, b, c

   Males

17.0 ± 4.9 b, c, d

22.6 ± 4.6 a, c, d

37.5 ± 4.0 a, b, d

58.9 ± 4.1 a, b, c

Net Sitting O2 consumption

ml/kg/30 min

ml/kg/29 min

ml/kg/28 min

ml/kg/25 min

   All

19. 8 ± 3.4 b, c

23.8 ± 3.1a

25.4 ± 2.5a

23.9 ± 2.0

   Females

22.5 ± 4.9 b

29.7 ± 4.4a

25.7 ± 3.6

26.8 ± 2.6

   Males

17.0 ± 4.9 c

17.9 ± 4.4

25.1 ± 3.6a, b

21.0 ± 6.7

Net PA O2 consumption

 

ml/kg/min

ml/kg/2 min

ml/kg/5 min

   All

--

5.0 ± 0.3 c, d

12.7 ± 0.4 b, d

38.7 ± 1.5 b, c

   Females

--

5.4 ± 0.4 c, d

13.0 ± 0.6 b, d

39. 4 ± 2.1 b, c

   Males

--

4.6 ± 0.4 c, d

12.4 ± 0.6 b, d

38.0 ± 2.1 b, c

  1. a significantly different than bout 1 (p < .05).
  2. b significantly different tan bout 2 (p < .05).
  3. c significantly different than bout 3 (p < .05).
  4. d significantly different than bout 4 (p < .05).
  5. Note. Bout 1 consisted of 30 consecutive minutes of sitting. Bout 2 consisted of 14 minutes of sitting, 1 minute of walking, and 15 minutes of sitting. Bout 3 consisted of 13 minutes of sitting, 2 minutes of walking, and 15 minutes of sitting. Bout 4 consisted of 13 minutes of sitting, 5 minutes of walking, and 12 minutes of sitting.