Table 2 The mean score of knowledge and the constructs of the TPB among students in terms of sex

Knowledge

21.68 ± 5.26

21.15 ± 5.06

21.89 ± 5.33

1.09

0.27

Attitude

190.30 ± 43.54

188.42 ± 40.08

191.06 ± 44.90

0.47

0.63

Subjective norm

55.15 ± 13.10

55.69 ± 13.51

54.93 ± 12.96

−0.44

0.65

Perceived behavioral control

98.13 ± 36.52

101.61 ± 39.80

96.75 ± 35.14

−1.04

0.30

Behavioral intention

27.96 ± 6.19

28.21 ± 6.86

27.86 ± 5.92

−0.43

0.66

Fast-food consumption

2.70 ± 3.91

2.97 ± 4.58

2.57 ± 3.61

−0.79

0.43