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Table 5 Physical activity data by trial arm at T0, T1, and T2 and adjusted between-group differences at T1 and T2 for pupils with at least two days of valid weekday data for T0, T1, and T2 (n = 310)

From: Randomised feasibility trial of a teaching assistant led extracurricular physical activity intervention for 9 to 11 year olds: Action 3:30

 

Control (n = 157)

Intervention (n = 153)

 
 

Mean

SD

Mean

SD

I vs. C††adjusted difference in means (95% CI)**

 

T0

MVPA/weekday (mins)

59.0

19.7

57.8

20.4

N/A

MVPA/weekday after school (mins)†

12.8

7.3

12.2

6.6

N/A

CPM/weekday

538.0

136.2

533.7

137.9

N/A

CPM/weekday after school†

621.3

269.9

625.5

290.2

N/A

 

T1

MVPA/weekday (mins)

65.5

21.6

65.7

27.4

4.3 [-2.6 to 11.3]

MVPA/weekday after school (mins)†

13.0

7.0

14.3

8.4

1.6 [0.06 to 3.1]

CPM/weekday

614.2

176.3

616.1

205.9

32.4 [-32.9 to 97.7]

CPM/weekday after school†

707.7

381.5

740.9

401.2

54.9 [-51.8 to 161.6]

 

T2

MVPA/weekday (mins)

55.3

22.7

54.7

21.1

0.69 [-3.4 to 4.8]

MVPA/weekday after school (mins)†

11.7

7.4

11.0

7.1

-0.52 [-1.7 to 0.69]

CPM/weekday

478.6

149.3

483.6

140.8

6.0 [-18.8 to 30.9]

CPM/weekday after school†

545.2

263.0

540.1

283.4

-5.0 [-58.5 to 48.6]

  1. T0: Baseline; T1: T0 + 20 weeks; T2: T0 + 6 months.
  2. **Between group differences always compare to the intervention arm and are adjusted for baseline outcome value, IMD, school size, percentage of girls recruited, percentage of Y5 pupils recruited, LEA, and school-level clustering.
  3. †After school period =3.30 to 8.30 pm.
  4. ††I = intervention; C = control.