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Table 4 Comparison of adolescent’s time spent in active and sedentary behaviors by location and purpose using previous day recall and direct observation

From: Validation of a previous day recall for measuring the location and purpose of active and sedentary behaviors compared to direct observation

Total

Direct observation

Previous-day recall vs. direct observation

N

Minutes

% Agree (Kappa)

Bias (95% CI)

ICC (95% CI)

Mean (SD)

Active

     

Total

26

81.9 (47.6)

76.9% (0.54)

-3.6 (-18.5, 11.3)

0.73 (0.48, 0.87)*

Home

24

37.9 (33.8)

65.4% (0.20)

-12.1 (-24.4, 0.1)

0.62 (0.32, 0.81)*

Work/School

5

41.6 (71.3)

80.8% (0.20)+

-4.0 (-17.7, 9.8)

0.10 (-0.31, 0.46)

Community

19

53.3 (39.5)

84.6% (0.57)+

11.3 (-7.2, 29.7)

0.61 (0.31, 0.80)*

Household activity

25

22.9 (31.5)

65.4% (0.12)

6.3 (-10.1, 22.8)

0.56 (0.23, 0.77)*

Work

2

46.9 (60.6)

92.3% (#)

-6.3 (-15.0, 2.5)

NA

Education

4

31.0 (61.5)

88.5% (0.36)+

-4.2 (-12.4, 3.9)

0.24 (-0.15, 0.57)

Transportation

14

7.3 (5.8)

53.8% (0.12)

-2.5 (-4.6, -0.3)*

0.37 (0.01, 0.65)*

Leisure

26

47.6 (38.1)

84.6% (#)

4.2 (-9.6, 17.9)

0.69 (0.43, 0.85)*

Sedentary

     

Total

26

139.0 (63.8)

94.9% (0.90)+

28.0 (16.4, 39.6)*

0.83 (0.34, 0.92)*

Home

24

90.4 (70.3)

100% (1.00)+

32.2 (20.4, 44.1)*

0.85 (0.25, 0.95)*

Work/School

3

76.6 (46.2)

80.1% (0.34)+

0.0 (-13.0, 13.0)

0.37 (-0.03, 0.66)*

Community

15

81.0 (57.1)

96.2% (0.92)+

-4.7 (-18.1, 8.7)

0.86 (0.71, 0.93)*

Household activity

25

14.6 (10.3)

84.6% (0.29)+

8.4 (1.5, 15.2)*

0.33 (0.02, 0.62)*

Work

1

65.5 (NA)

96.2% (#)

-4.4 (-10.8, 2.0)

NA

Education

4

76.1 (50.0)

84.6% (0.26)+

-0.6 (-11.3, 10.1)

0.75 (0.52, 0.88)*

Transportation

13

21.0 (14.5)

100% (1.00)+

4.4 (-1.2, 10.1)

0.70 (0.43, 0.85)*

Leisure

26

100.2 (57.4)

96.2% (#)

37.0 (0.2, 73.8)*

0.55 (0.18, 0.78)*

  1. Note: N is number of segments in which the behavior was observed for at least 1 minute. ICC is intraclass correlation *indicates statistical significance at p < 0.05, #indicates the Kappa was not computable; +indicates agreement is not by chance according to McNemar Test.