Table 1. Demographics for participants in the assessment.

Characteristic	Total N (%)	Methadone, N (%)	Buprenorphine, N (%)
Total	122	68	53
Age (years)
Less than 25 years old	4 (3)	1 (1)	3 (6)
Between 25 and 50 years	98 (80)	57 (84)	40 (75)
More than 50 years	20 (16)	10 (15)	10 (19)
Sex
Male	89 (73)	48 (71)	41 (77)
Female	33 (27)	20 (29)	12 (23)
Number of years using the substance
0-5 years	15 (12)	11 (16)	4 (8)
6-10 years	34 (28)	13 (19)	21 (40)
11-15 years	18 (15)	9 (13)	9 (17)
16-20 years	26 (21)	17 (25)	9 (17)
21-25 years	12 (10)	7 (10)	5 (9)
Over 25 years	17 (14)	11 (16)	5 (9)
Use of illegal substances intravenously
Every day or at least every week	11 (18)	6 (9)	5 (9)
Once/twice a month	8 (7)	3 (4)	5 (9)
Never	103 (84)	59 (87)	43 (81)
Picking up medication
Everyday	6 (5)	3 (4)	3 (6)
Once a week	43 (35)	26 (38)	17 (32)
Every two weeks	47 (39)	27 (40)	19 (36)
Once a month	17 (14)	6 (9)	11 (21)
Other	9 (7)	6(9)	6 (3)