Table 1 Sample description

N

74

50

24

<.01

age at start of training (M; SD)

11.61; 1.70

11.46; 1.74

11.86; 1.61

ns

% adolescents

33.8

32.0

37.5

ns.

% RCT sample

64.9

62.0

70.8

ns

% proxy-report by mother

81.1

84.0

75.0

ns

SES:

ns

% low

28.2

29.2

26.1

% medium

47.9

43.8

56.5

% high

23.9

27.1

17.4

% single parent

17.6

18.0

16.7

ns

% foreign background

13.5

14.0

12.5

ns

BMI (M; SD)

23.67; 1.48

23.44; 1.34

24.14; 1.68

<.10

zBMI (M; SD)

1.64; 0.18

1.61; 0.18

1.70; 0.16

<.05

Social desirability (M; SD)

Parents honesty (z-score)²

−0.88; 0.86^a

−0.92; 0.81

−0.79; 0.98

ns

Children (T-score)³

56.82; 8.90^b

55.69; 9.20

59.19; 7.87

ns