TABLE 3.

Binary logistic regression model of associations with sleeping pill misuse.

Variable	OR	95% CI	P-value
Stimulants use
Yes	3.228	1.337–7.792	0.009
No	–	–	–
Falling asleep average, minutes
<10	–	–	<0.001
10–20	2.142	0.744–6.166	0.158
>20	9.404	3.434–25.759	<0.001
Academic year
2nd year	–	–	0.028
3rd year	2.614	0.636–10.748	0.183
4th year	2.303	0.627–8.453	0.209
5th year	4.156	1.021–16.913	0.047
6th year	8.665	1.870–40.152	0.006

OR, odds ratio; CI, confidence interval.