Table 4 Linear regression taking the SAAS score as the dependent variable

Major (nonscientific vs. scientific*)

0.53

0.15

< 0.001

0.37; 0.70

Snack- vegetables and fruits (yes vs. no*)

0.17

0.05

0.033

0.01; 0.33

Breakfast per week (2–3 days vs. < 2 days*)

0.14

0.04

0.191

− 0.07; 0.34

Breakfast per week (≥ 4 days vs. < 2 days*)

0.28

0.10

0.003

0.09; 0.47

Number of waterpipes per week

− 0.02

− 0.04

0.093

− 0.04; 0.003

Number of days eating out

− 0.07

− 0.06

0.008

− 0.12; − 0.02

Physical activity

0.02

0.03

0.184

− 0.01; 0.04

Psychological distress

− 0.06

− 0.26

< 0.001

− 0.07; − 0.05