Table 6 Longitudinal association of changes in the school environment with changes in activity intensity during the whole school day (multivariable models)

School attitude

N/A

−0.47

(−1.37, 0.43)

N/A

School environment

N/A

0.07

(−0.04, 0.19)

−0.06

(−0.16, 0.04)

Length of break

−0.09

(−0.17, 0.00)

N/A

0.06

(0.02, 0.10)**

Hours of PE

   no change (reference)

   decrease

2.16

(−0.27, 4.60)

−1.41

(−2.94, 0.11)

−0.83

(−2.03, 0.37)

   increase

0.88

(−1.35, 3.11)

−0.56

(−1.81, 0.70)

−0.09

(−1.27, 1.08)

Physical activity policy

   no change (reference)

N/A

N/A

   no/yes

0.12

(−1.19, 1.42)

   yes/no

−0.54

(−1.81, 0.73)

Lunchtime extracurricular physical activity provision

   no change (reference)

N/A

   no/yes

−2.03

(−3.89, −0.17)*

0.90

(0.03, 1.77)*

   yes/no

−1.10

(−4.89, 2.68)

0.07

(−1.88, 2.01)

Break time rules: physically active activities

   less/less (reference)

N/A

   less/more

2.16

(−0.84, 5.17)

−0.97

(−2.42, 0.47)

   more/less

0.81

(−2.28, 3.91)

−1.54

(−3.19, 0.11)

   more/more

1.07

(−1.76, 3.91)

−1.20

(−2.56, 0.16)