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. 2019 Nov 20;14(11):e0225140. doi: 10.1371/journal.pone.0225140

Table 4. Prevalence of students reporting engaging in risk behaviors by mode and Adjusted Odds Ratios (OR).

ESPAD®Italy 2015: Comparison study (P&P vs computerized administration mode)
Sensitive behaviors     P&P vs Computerized (P&P is referent)
P&P (%) Computerized (%) Adjusted
OR*
CI 95% Wald (df) p-value
  N = 784 N = 771
Lifetime cigarette use 59.3 57.8 0.95 0.79 1.14 0.3 (1) 0.62
Lifetime alcohol use 88.4 84.1 0.80 0.65 1.00 3.9 (1) 0.05
Last year alcohol use 82.1 76.3 0.78 0.64 0.96 5.5 (1) 0.02
Last month alcohol use 62.3 58.0 0.87 0.72 1.05 2.1 (1) 0.15
Binge drinking during last month 36.0 39.6 1.18 0.96 1.44 2.5 (1) 0.11
Lifetime intoxication from drinking alcohol 45.4 41.2 0.86 0.71 1.04 2.5 (1) 0.14
Last year intoxication from drinking alcohol 34.3 31.1 0.87 0.71 1.07 1.7 (1) 0.19
Last month intoxication from drinking alcohol 15.5 14.2 0.89 0.67 1.19 0.5 (1) 0.46
Lifetime cannabis use 34.5 31.2 0.88 0.71 1.09 1.3 (1) 0.25
Last year cannabis use 28.2 26.1 0.92 0.74 1.16 0.5 (1) 0.49
Last month cannabis use 18.3 16.4 0.89 0.68 1.17 0.7 (1) 0.39
Lifetime ecstasy use 2.8 2.3 0.89 0.47 1.68 0.1 (1) 0.72
Last year ecstasy use 2.4 1.7 0.73 0.35 1.49 0.7 (1) 0.39
Lifetime amphetamines use 1.9 1.8 1.00 0.48 2.09 0.0 (1) 0.99
Last year amphetamines use 1.7 1.6 1.00 0.45 2.23 0.0 (1) 0.98
Lifetime methamphetamines use 2.2 1.5 0.71 0.34 1.53 0.8 (1) 0.39
Last year methamphetamines use 1.8 1.2 0.70 0.30 1.63 0.7 (1) 0.40
Lifetime cocaine use 3.1 2.6 0.90 0.49 1.65 0.1 (1) 0.73
Last year cocaine use 2.6 2.4 0.99 0.52 1.90 0.0 (1) 0.98
Lifetime crack use 2.4 1.3 0.57 0.26 1.22 2.1 (1) 0.15
Last year crack use 2.2 0.9 0.44 0.18 1.07 3.3 (1) 0.07
Lifetime inhalants use 3.1 2.9 0.98 0.54 1.77 0.0 (1) 0.94
Last year inhalants use 1.8 1.2 0.70 0.30 1.63 0.7 (1) 0.40
Last month inhalants use 1.5 0.8 0.55 0.21 1.49 1.4 (1) 0.24
Lifetime tranquillizers or sedatives (without a doctor’s prescription) use 4.7 5.1 1.05 0.66 1.66 0.0 (1) 0.85
Lifetime LSD or some other hallucinogens use 3.1 2.0 0.67 0.35 1.28 1.5 (1) 0.22
Lifetime heroin use 1.4 1.2 0.88 0.36 2.14 0.1 (1) 0.78
Lifetime magic mushrooms use 3.1 1.8 0.64 0.33 1.25 1.7 (1) 0.19
Lifetime GHB use 1.1 0.5 0.50 0.15 1.64 1.3 (1) 0.26
Lifetime anabolic steroids use 2.0 1.3 0.68 0.31 1.52 0.9 (1) 0.35
Lifetime use of alcohol together with pills (medicaments) in order to get high 3.3 2.6 0.79 0.44 1.43 0.6 (1) 0.44
Lifetime energy drink use 56.3 55.6 1.02 0.83 1.25 0.0 (1) 0.85
Last year energy drink use 43.0 39.8 0.92 0.74 1.14 0.5 (1) 0.46
Last month energy drink use 28.7 27.2 0.98 0.77 1.24 0.0 (1) 0.84
Lifetime use of energy drinks and alcohol during a single session 34.4 34.1 1.03 0.83 1.29 0.1 (1) 0.76
Last year use of energy drinks and alcohol during a single session 27.8 26.2 0.97 0.76 1.23 0.1 (1) 0.77
Last month use of energy drinks and alcohol during a single session 17.2 17.0 1.04 0.79 1.37 0.1 (1) 0.81
Lifetime use of cigarette, alcohol or any illicit drug 92.5 90.0 0.82 0.63 1.05 2.5 (1) 0.11

* Adjusted for gender and age