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Table 1 Characteristics of the control group and intervention group at baseline

From: Effectiveness and implementation of interventions to increase commuter cycling to school: a quasi-experimental study

 

Control (n = 1105)

Intervention (n = 1296)

P-value

n (control / intervention)

Male gender (%)

48.8

51.1

0.261

1105/1296

Age (years)

10.9 (0.63)

11.0 (0.64)

0.023

981 / 1268

Weight (kg)

41.21 (8.83)

40.55 (9.24)

0.107

891 / 1071

Height (cm)

149.78 (7.69)

148.57 (7.97)

0.001

892 / 1087

BMI (kg∙m−2)

18.23 (2.84)

18.24 (2.93)

0.973

891 / 1070

Overweight (≥25 kg∙m−2)

17.29 %

17.37 %

0.964

781 / 1048

Obesity (≥30 kg∙m−2)

3.84 %

2.96 %

0.230

781 / 1048

Cardiorespiratory fitness (mL O2∙kg−1∙min−1)

48.07 (6.78)

49.41 (6.48)

<0.001

862 / 1065

Leisure time physical activitya

9.2 % 3.3 % 12.7 %

11.0 % 3.9 % 15.0 %

0.234

818 / 1117

26.2 % 48.7 %

23.8 % 46.2 %

Long term school cyclingb

60.6 % 21.2 % 18.2 %

54.8 % 25.8 % 19.4 %

0.026

817 / 1117

Cycling last week beyond school cyclingc

37.7 % 43.0 % 19.3 %

31.7 % 43.1 % 25.3 %

0.002

817 / 1117

School cycling trips last week (total number to and from school)

6.4 (4.3)

5.8 (4.4)

0.002

813 / 1113

  1. Data are means (SD) or numbers in percent. P-values are for differences in distributions (Chi-squared tests) or differences in continuous outcomes (t-tests) between the control group and the intervention group
  2. aFrom the least to the most physically active category (cf. Method section)
  3. bCategories are: Always or almost always/Sometimes/Never or hardly ever”, respectively
  4. cOften or very often/Sometimes/Seldom or not at all
  5. Study conducted at three different locations in Denmark, 2010–2011