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Table 2 Characteristics of patients receiving MMT (n = 810) in Tehran according to their main drug of abuse

From: Patterns of pre-treatment drug abuse, drug treatment history and characteristics of addicts in methadone maintenance treatment in Iran

Variable Opium Crystalline Heroin Other Drugs Total
(N %) (N %) (N %) (N %)
Gender
Male 534 (97) 180 (94) 60 (97) 774 (96)
Female 19 (3) 11 (6) 2 (3) 32 (4)
Total 553 191 62 806
Age*
18–24 9 (2) 20 (11) 1 (2) 30 (4)
25–34 140 (25) 100 (52) 32 (52) 272 (34)
35–44 161 (29) 57 (30) 20 (32) 238 (30)
45–54 140 (25) 14 (7) 5 (8) 159 (20)
55–64 81 (15) 4 (7) 85 (11)
65≤ 22 (4) 22 (3)
Total 553 191 62 806
Education status*
Illiterate 14 (3) 3 (2) 17 (2)
Elementary school 60 (11) 6 (3) 4 (7) 70 (9)
High school 347 (64) 127 (68) 42 (69) 516 (65)
University 121 (22) 52 (28) 15 (25) 188 (24)
Total 542 188 61 791
Job status (in the last 3 months)*
Full time job 305 (55) 93 (49) 28 (45) 426 (53)
Unemployed 64 (12) 36 (19) 19 (31) 119 (15)
Student 4 (1) 6 (3) 10 (1)
Retired 70 (13) 2 (1) 3 (5) 75(9)
Part time job 97 (18) 47 (25) 11 (18) 155 (19)
Homemaker 12 (2) 6 (3) 1 (2) 19 (2)
Total 552 190 62 804
  1. *Variables with significant differences, p < 0.05.