Table 4. Descriptive statistics of self-report questionnaires.

	PU					Non-PU
	n	mean	sd	median	range	n	mean	sd	median	range
AUDIT	24	8.08	4.26	8	20	21	4.48	4.24	3	19
CAST	24	0.75	2.25	0	11	21	0.67	1.6	0	7
DASS-21	24	21.88	11.67	17	39	21	12	6.83	12	24
BIS-11	24	61.75	9.43	63.5	31	21	54.95	6.5	56	23
NU	24	11.04	2.36	11	8	21	10.14	2.99	10	9
PU	24	10.04	2.37	10	11	21	9.1	2.59	8	9
LoPRE	24	8.63	3.46	8.5	12	21	6.33	1.83	6	5
LoPER	24	9.25	3.19	9.5	11	21	5.9	2.21	5	7
SS	24	10.21	2.96	10.5	11	21	8.86	2.87	9	11
OCI.R	24	16.67	7.04	16.5	27	21	8.24	3.67	8	17
TAS-20	24	47.67	10.37	46.5	45	21	38.1	8.94	35	35