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Table 2 Physical activity (mcpm) at baseline and post-intervention and intervention effect on physical activity

From: Exploring mediators of accelerometer assessed physical activity in young adolescents in the HEalth In Adolescents study – a group randomized controlled trial

 

Baseline

 

Post-intervention

Intervention effect

 

Control

Intervention

 

Control

Intervention

  
 

(n = 485)

(n = 215)

 

(n = 485)

(n = 215)

  

Mcpm

Mean (SD)

Mean (SD)

p

Mean (SD)

Mean (SD)

c-coefficient

p

(95% CI)

All

510.7 (146.0)

473.5 (145.8)

.002

563.8 (255.3)

569.8 (251.6)

49.9 (- 0.4; 100.1)

.05

Girls

478.3 (127.9)

463.7 (151.3)

.32

506.3 (229.6)

534.9 (234.4)

64.7 (5.1; 124.4)

.03

Boys

549.1 (156.8)

488.1 (136.7)

.002

631.9 (267.6)

622.2 (268.3)

31.7 (- 35.2; 98.6)

.35

Normal weight

517.2 (142.5)

482.4 (145.9)

.007

564.7 (251.7)

584.5 (248.5)

62.3 (9.8; 114.8)

.02

Overweight

468.2 (160.0)

406.2 (114.8)

.08

566.3 (282.5)

431.9 (173.0)

- 96.1 (- 211.3; 19.0)

.12

  1. Mcpm = mean count per minute.
  2. Analyses were adjusted for school clustering, gender, pubertal status, months for measuring physical activity, weight category and parental education.
  3. Significant results in bold.