Table 1 Description of the personal characteristics of the adolescents according to adherence and results of the statistical tests

Sex, n (%)

0.962

Female

189 (58.2)

96 (58.3)

1.00

Male

136 (41.8)

68 (41.7)

1.00

0.80

1.24

Age (years)

0.91

0.81

1.03

0.122^b

mean ± SD

15.2 ± 1

15.1 ± 0.94

Income, n (%)

0.742^a

 1 MW

26 (8.2)

12 (7.5)

1.00

 + 1 up to 2 MW

102 (32)

46 (28.7)

0.98

0.61

1.56

 + 2 up to 3 MW

77 (24.1)

38 (23.8)

1.07

0.67

1.72

 + 3 up to 5 MW

69 (21.6)

38 (23.8)

1.19

0.75

1.90

 + 5 up to 7 MW

19 (6)

10 (6.2)

1.14

0.63

2.07

 + 7 up to 10.5 MW

17 (5.3)

11 (6.9)

1.40

0.81

2.42

 + 10.5 MW

9 (2.8)

5 (3.1)

1.20

0.59

2.46

Father’s education, n (%)

0.239

 Illiterate up to some 4th grade incomplete

22 (7.4)

7 (4.6)

1.00

 4th grade complete or 5th to 8th grade incomplete

84 (28.1)

49 (32.5)

1.83

0.97

3.47

 8th grade complete or high school incomplete

96 (32.1)

49 (32.5)

1.60

0.84

3.05

 High school or incomplete college

78 (26.1)

37 (24.5)

1.49

0.77

2.87

 College degree

19 (6.4)

9 (6)

1.49

0.69

3.23

Mother’s education (%)

0.167

 Illiterate up to some 4th grade incomplete

16 (5)

7 (4.3)

1.00

 4th grade complete or 5th to 8th grade incomplete

71 (22.2)

28 (17.4)

0.90

0.48

1.69

 8th grade complete or high school incomplete

122 (38.1)

70 (43.5)

1.31

0.74

2.33

 High school or incomplete college

86 (26.9)

42 (26.1)

1.12

0.62

2.03

 College degree

25 (7.8)

14 (8.7)

1.28

0.66

2.46

Housing, n (%)

0.034

 Owner

233 (72.4)

125 (77.6)

1.00

 Not owner

89 (27.6)

36 (22.4)

0.75

0.57

1.00

School Failure, n (%)

0.413

 No

256 (79)

131 (80.9)

1.00

 Yes

68 (21)

31 (19.1)

0.89

0.67

1.19

Employment, n (%)

0.466

 No

262 (80.6)

134 (82.2)

1.00

 Yes

63 (19.4)

29 (17.8)

0.90

0.67

1.21