Table 3 Time and interaction effects for sedentary behaviour outcomes in the total sample (adjusted for age and gender)

Accelerometer^a

SB weekday

I

+0.96 %

0.96 (0.62)

−0.26 to 2.19

−1.31 (0.78)

−2.84 to 0.21

0.09

C

−0.35 %

SB weekend day

I

−0.86 %

−1.12 (0.75)

−2.59 to 0.35

0.26 (0.94)

−1.58 to 2.10

0.78

C

−1.12 %

Total SB

I

−0.41 %

0.52 (0.56)

−0.57 to 1.62

−0.93 (0.70)

−2.30 to 0.43

0.18

C

+0.52 %

SB school hours

I

−1.19 %

−0.18 (0.55)

−1.25 to 0.90

−1.01 (0.69)

−2.36 to 0.33

0.14

C

−0.18 %

SB after school hours

I

−0.96 %

−1.37 (0.78)

−2.90 to 0.16

0.41 (0.97)

−1.49 to 2.32

0.67

C

−1.37 %

Questionnaire^b

TV week

I

+0.13 min/day

0.73 (1.57)

−2.36 to 4.78

−0.59 (2.06)

−4.63 to 3.44

0.77

C

+0.73 min/day

TV weekend

I

−2.61 min/day

1.90 (2.56)

−3.11 to 6.92

−4.51 (3.35)

−11.07 to 2.05

0.18

C

+1.90 min/day

PC week

I

+4.79 min/day

5.83 (1.04)***

3.79 to 7.86

−1.04 (1.36)

−3.69 to 1.62

0.44

C

+5.83 min/day

PC weekend

I

+8.12 min/day

11.17 (1.50)***

8.23 to 14.11

−3.05 (1.96)

−6.90 to 0.80

0.12

C

+11.17 min/day

Quiet play week

I

−0.87 min/day

−4.44 (2.33)

−9.00 to 0.13

3.56 (3.05)

−2.41 to 9.53

0.24

C

−4.44 min/day

Quiet play weekend

I

−9.19 min/day

−7.05 (4.59)

−16.05 to 1.95

−2.14 (5.99)

−13.89 to 9.60

0.72

C

−7.05 min/day