Table 2

Frequencies of substance use, disorders and Perceived Stress Scale score in students (Nā€‰=ā€‰1876) 2009-2011
Number % PSS score Mean (SD) p
Regular smoker (ā‰„1cigarette per day)
Yes 435 23.2 16.9 (7.2) 0.03
No 1436 76.0 15.7 (7.2)
Regular cannabis user
Yes 70 3.7 15.6 (6.9) 0.70
No 1808 96.3 15.9 (7.4)
Regular alcohol user
Yes 374 20.1 14.5 (6.7) <10-3
No 1489 79.9 16.3 (6.9)
Polydrug user
Yes 167 8.9 15.8 (7.2) 0.82
No 1711 91.1 15.9 (7.3)
Alcohol abuse problems
Positive ADOSPA
Yes 541 32.5 16.4 (7.1) 0.009
No 1179 68.5 15.4 (7.0)
Binge drinking
Yes 306 16.3 14.5 (6.7) <10-3
No 1571 83.7 16.4 (7.1)
Drunkeness >10 per year
Yes 310 18.7 14.5 (6.7) 0.001
No 1348 81.3 16.0 (7.1)
Risk of eating disorders (positive Scoff)
Yes 417 23.2 20.2 (7.1) <10-3
No 1428 76.8 14.7 (6.7)
Risk of cyber addiction (Orman test)
Yes 505 27.5 17.9 (7.2) <10-3
No 1333 72.5 15.1 (7.0)

Abbreviation: SD Standard deviation.

Tavolacci et al.

Tavolacci et al. BMC Public Health 2013 13:724   doi:10.1186/1471-2458-13-724

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