Table 3 Factors independently associated with alcohol use variables in university students

Gender

   Females

0.28 (0.20-0.39)

0.26 (0.18-0.37)

0.34 (0.25-0.48)

0.39 (0.27-0.57)

   Males

1

1

1

1

Study year

0.96 (0.84-1.11)

0.87 (0.77-0.98)

0.94 (0.83-1.07)

0.97 (0.83-1.14)

Parental educational status

   Both parents high

1.41 (0.94-2.11)

1.42 (0.93-2.15)

1.34 (0.90-1.99)

1.70 (1.09-2.64)

   Mother high, father low

1.17 (0.68-2.00)

1.38 (0.79-2.40)

1.02 (0.61-1.72)

0.64 (0.32-1.30)

   Father high, mother low

0.88 (0.56-1.40)

1.01 (0.69-1.73)

0.96 (0.62-1.49)

0.69 (0.39-1.23)

   Both parents low

1

1

1

1

Perceived income sufficiency

   Always sufficient

0.82 (0.58-1.15)

1.01 (0.72-1.43)

0.90 (0.65-1.26)

0.73 (0.49-1.08)

   Other

1

1

1

1

Accomodation during semester

   With parents

0.74 (0.54-1.02)

0.61 (0.44-0.85)

0.73 (0.54-0.99)

0.68 (0.48-0.97)

   Other

1

1

1

1

Intimate relationship

   Yes

0.75 (0.54-1.04)

1.06 (0.76-1.50)

0.83 (0.60-1.15)

0.64 (0.45-0.92)

   No

1

1

1

1

C-statistics

0.70

0.68

0.69

0.68

Nagelkerke's R-square

0.149

0.131

0.101

0.122