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Table 1 Baseline characteristics of the study participants (1999–2001)

From: A pragmatic multi-setting lifestyle intervention to improve leisure-time physical activity from adolescence to young adulthood: the vital role of sex and intervention onset time

 

Early adolescence (12–15 years)

Late adolescence (16–18 years)

Boys

Girls

Boys

Girls

Control

n = 273

Intervention

n = 85

P

Control

n = 293

Intervention

n = 96

P

Control

n = 153

Intervention

n = 59

P

Control

n = 213

Intervention

n = 79

P

Children characteristics

BMI Status

  

0.66

  

0.02

  

0.72

  

0.61

  Normal

209 (77.4)

68 (80.0)

 

216 (75.5)

81 (87.1)

 

117 (77.5)

44 (74.6)

 

166 (79.8)

64 (83.1)

 

  Overweight

61 (22.6)

17 (20.0)

 

70 (24.5)

12 (12.9)

 

34 (22.6)

15 (25.4)

 

42 (20.2)

13 (16.9)

 

Physical activity

  

0.57

  

0.37

  

0.09

  

0.82

  Low

12 (10.4)

6 (15.8)

 

58 (37.2)

12 (22.6)

 

47 (32.0)

19 (32.8)

 

63 (29.9)

20 (26.3)

 

  Moderate

36 (31.2)

13 (34.2)

 

53 (34.0)

26 (49.1)

 

36 (24.5)

17 (29.3)

 

53 (25.1)

21 (27.6)

 

  High

67 (58.3)

19 (50.0)

 

45 (28.8)

15 (28.3)

 

64 (43.5)

22 (37.9)

 

95 (45.0)

35 (46.1)

 

Fathers’ characteristics

Age

48.8 ± 8.1

49.4 ± 7.5

0.57

47.3 ± 7.4

50.3 ± 9.0

0.007

50.2 ± 7.9

50.9 ± 7.7

0.58

51.4 ± 7.7

51.6 ± 7.9

0.83

Physical activity

  

0.32

  

0.15

  

0.23

  

0.62

  Low

153 (59.3)

53 (63.1)

 

166 (61.5)

66 (71.7)

 

83 (58.0)

29 (53.7)

 

117 (61.9)

47 (66.2)

 

  Moderate

24 (9.3)

11 (13.1)

 

33 (12.2)

6 (6.5)

 

18 (12.6)

12 (22.2)

 

21 (11.1)

9 (12.7)

 

  High

81 (31.4)

20 (23.8)

 

71 (26.3)

20 (21.7)

 

42 (29.4)

13 (24.1)

 

51 (27.0)

15 (21.1)

 

BMI Status

  

0.68

  

0.28

  

0.23

  

0.25

  Normal

76 (33.9)

28 (37.3)

 

90 (39.6)

26 (32.1)

 

43 (31.6)

21 (41.2)

 

51 (34.0)

15 (25.4)

 

  Overweight

148 (66.1)

47 (62.7)

 

137 (60.4)

55 (67.9)

 

93 (68.4)

30 (58.8)

 

99 (66.0)

44 (74.6)

 

Education level

  

0.23

  

0.56

  

0.41

  

0.24

  Primary

113 (449)

45 (60.0)

 

103 (45.3)

44 (53.7)

 

69 (50.4)

29 (55.8)

 

69 (50.4)

29 (55.8)

 

  Secondary

77 (33.9)

18 (24.0)

 

86 (37.7)

27 (32.9)

 

48 (35.0)

14 (26.9)

 

48 (35.0)

14 (26.9)

 

  Higher

37 (16.3)

12 (16.0)

 

39 (17.1)

11 (13.4)

 

20 (14.6)

9 (17.3)

 

20 (14.6)

9 (17.3)

 

Employment status

  

0.73

  

0.005

  

1.00

  

0.14

  Employed

187 (82.4)

61 (80.3)

 

205 (89.5)

63 (75.9)

 

104 (75.4)

40 (76.9)

 

123 (80.9)

43 (71.7)

 

Mothers’ characteristics

Age

41.6 ± 6.8

49.4 ± 7.5

0.18

40.4 ± 6.6

43.5 ± 7.7

< 0.001

43.0 ± 6.8

44.0 ± 6.2

0.34

44.1 ± 6.8

43.6 ± 6.6

0.58

Physical activity

  

0.98

  

0.26

  

0.67

  

0.65

  Low

137 (62.6)

43 (63.2)

 

126 (57.5)

41 (53.9)

 

80 (64.5)

28 (59.6)

 

85 (62.0)

36 (69.2)

 

  Moderate

28 (12.8)

8 (11.8)

 

43 (19.6)

11 (14.5)

 

17 (13.7)

9 (19.1)

 

16 (11.7)

5 (9.6)

 

  High

54 (24.7)

17 (25.0)

 

50 (22.8)

24 (31.6)

 

27 (21.8)

10 (21.3)

 

36 (26.3)

11 (21.2)

 

BMI Status

  

0.45

  

0.24

  

0.84

  

0.477

  Normal

48 (18.4)

21 (22.6)

 

53 (19.1)

24 (24.7)

 

24 (15.5)

10 (16.9)

 

32 (15.8)

15 (19.5)

 

  Overweight

213 (81.6)

72 (77.4)

 

225 (80.9)

73 (75.3)

 

131 (84.5)

49 (83.1)

 

170 (84.2)

62 (80.5)

 

Education level

  

0.71

  

0.06

  

0.03

  

0.70

  Primary

172 (64.4)

65 (69.1)

 

163 (57.6)

70 (70.0)

 

163 (57.6)

108 (68.4)

 

155 (75.2)

61 (79.2)

 

  Secondary

88 (33.0)

27 (28.7)

 

100 (35.3)

26 (26.0)

 

100 (35.3)

46 (29.1)

 

42 (20.4)

14 (18.2)

 

  Higher

7 (2.6)

2 (2.1)

 

20 (7.1)

4 (4.0)

 

20 (7.1)

4 (2.5)

 

9 (4.4)

2 (2.6)

 

Employment status

  

0.40

  

0.52

  

0.80

  

0.56

  Employed

26 (9.7)

6 (6.4)

 

25 (8.8)

6 (6.0)

 

16 (10.1)

7 (11.9)

 

10 (9.4)

5 (6.5)