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Table 2 Results comparing sitting time (h/day) measured by two administrations of the SIT-Q, one month apart (n = 64)

From: Development and testing of a past year measure of sedentary behavior: the SIT-Q

 

SIT-Q

SIT-Q

 

First administration

Second administration

Mean difference (95% CI)

ICC (95% CI)

Meals (h/day)

1.07 (0.52)

1.00 (0.56)

0.06 (-0.03, 0.16)

0.60 (0.42, 0.74)

weekday only

1.00 (0.50)

1.00 (0.63)

0.03 (-0.06, 0.12)

0.65 (0.48, 0.77)

weekend only

1.25 (0.75)

1.00 (0.71)

0.14 (0, 0.29)

0.41 (0.18, 0.59)

Transportation (h/day)

0.82 (0.61)

0.83 (0.75)

-0.05 (-0.15, 0.06)

0.59 (0.41, 0.73)

weekday only

0.75 (0.50)

0.75 (0.50)

-0.04 (-0.14, 0.06)

0.65 (0.48, 0.77)

weekend only

1.00 (1.00)

1.00 (1.00)

-0.06 (-0.26, 0.13)

0.51 (0.30, 0.67)

Work, study and volunteering (h/day)

2.83 (4.22)

2.36 (4.42)

-0.25 (-0.54, 0.04)

0.86 (0.78, 0.91)

Childcare and elder care (h/day)

0 (0)

0 (0)

0.13 (0.01, 0.24)

0.59 (0.40, 0.73)

weekday only

0 (0)

0 (0)

0.12 (0.01, 0.24)

0.60 (0.41, 0.73)

weekend only

0 (0)

0 (0)

0.13 (-0.01, 0.28)

0.59 (0.40, 0.73)

Television viewing time (h/day)

1.73 (1.29)

1.50 (1.39)

0.12 (-0.03, 0.28)

0.84 (0.75, 0.90)

weekday only

1.50 (1.50)

1.50 (1.50)

0.07 (-0.11, 0.24)

0.82 (0.72, 0.89)

weekend only

2.00 (1.67)

2.00 (2.00)

0.27 (-0.01, 0.55)

0.69 (0.53, 0.80)

Computer use at home (h/day)

1.00 (1.00)

0.64 (0.64)

0.12 (-0.03, 0.28)

0.31 (0.07, 0.52)

weekday only

1.00 (1.00)

0.50 (0.50)

0.31 (0.06, 0.56)

0.25 (0, 0.47)

weekend only

1.00 (1.00)

0.50 (0.71)

0.23 (0.04, 0.43)

0.42 (0.19, 0.60)

Leisure time (h/day)

4.50 (2.69)

3.82 (2.39)

0.65 (0.29, 1.02)

0.61 (0.43, 0.74)

weekday only

3.71 (3.08)

3.00 (2.00)

0.58 (0.21, 0.95)

0.63 (0.45, 0.76)

weekend only

6.00 (3.50)

4.71 (3.42)

0.79 (0.21, 1.36)

0.51 (0.31, 0.68)

Total sitting time (h/day)

9.48 (2.82)

8.59 (2.36)

0.54 (0.01, 1.07)

0.65 (0.49, 0.78)

  1. First and second administration results presented are median (IQR) for all variables except for total sitting time, which is presented as mean (standard deviation).